Home / 6,457.02-9,685.56-2,561.43

Finding the Fourth Proportional to 6,457.02, 9,685.56 and 2,561.43

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Solution

The fourth proportional to 6,457.02, 9,685.56 and 2,561.43 is: 3,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.02 : 9,685.56 = 2,561.43 : x
  2. Step 2: Convert to fraction form
    6,457.02/9,685.56 = 2,561.43/x
  3. Step 3: Cross multiply
    6,457.02x = 9,685.56 × 2,561.43
  4. Step 4: Simplify right side
    6,457.02x = 24,808,883.95
  5. Step 5: Solve for x
    x = 24,808,883.95/6,457.02
  6. Step 6: Final answer
    x = 3,842.16

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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.