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Finding the Fourth Proportional to 5,852.65, 8,778.96 and 1,957.05

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Solution

The fourth proportional to 5,852.65, 8,778.96 and 1,957.05 is: 2,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.65 : 8,778.96 = 1,957.05 : x
  2. Step 2: Convert to fraction form
    5,852.65/8,778.96 = 1,957.05/x
  3. Step 3: Cross multiply
    5,852.65x = 8,778.96 × 1,957.05
  4. Step 4: Simplify right side
    5,852.65x = 17,180,853.88
  5. Step 5: Solve for x
    x = 17,180,853.88/5,852.65
  6. Step 6: Final answer
    x = 2,935.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.