Home / 6,457.35-9,685.98-4,265.56

Finding the Fourth Proportional to 6,457.35, 9,685.98 and 4,265.56

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Solution

The fourth proportional to 6,457.35, 9,685.98 and 4,265.56 is: 6,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.35 : 9,685.98 = 4,265.56 : x
  2. Step 2: Convert to fraction form
    6,457.35/9,685.98 = 4,265.56/x
  3. Step 3: Cross multiply
    6,457.35x = 9,685.98 × 4,265.56
  4. Step 4: Simplify right side
    6,457.35x = 41,316,140.96
  5. Step 5: Solve for x
    x = 41,316,140.96/6,457.35
  6. Step 6: Final answer
    x = 6,398.31

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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.