Home / 7,384.75-10,191.05-4,241.23

Finding the Fourth Proportional to 7,384.75, 10,191.05 and 4,241.23

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Solution

The fourth proportional to 7,384.75, 10,191.05 and 4,241.23 is: 5,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.75 : 10,191.05 = 4,241.23 : x
  2. Step 2: Convert to fraction form
    7,384.75/10,191.05 = 4,241.23/x
  3. Step 3: Cross multiply
    7,384.75x = 10,191.05 × 4,241.23
  4. Step 4: Simplify right side
    7,384.75x = 43,222,565.79
  5. Step 5: Solve for x
    x = 43,222,565.79/7,384.75
  6. Step 6: Final answer
    x = 5,852.95

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Half scale
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Double scale
Find fourth proportional to 7,385.75, 10,192.43 and 4,242.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.