Home / 4,515.39-6,225.62-3,454.47

Finding the Fourth Proportional to 4,515.39, 6,225.62 and 3,454.47

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Solution

The fourth proportional to 4,515.39, 6,225.62 and 3,454.47 is: 4,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.39 : 6,225.62 = 3,454.47 : x
  2. Step 2: Convert to fraction form
    4,515.39/6,225.62 = 3,454.47/x
  3. Step 3: Cross multiply
    4,515.39x = 6,225.62 × 3,454.47
  4. Step 4: Simplify right side
    4,515.39x = 21,506,200.25
  5. Step 5: Solve for x
    x = 21,506,200.25/4,515.39
  6. Step 6: Final answer
    x = 4,762.87

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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.