Home / 10,457.16-15,684.08-3,059.88

Finding the Fourth Proportional to 10,457.16, 15,684.08 and 3,059.88

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Solution

The fourth proportional to 10,457.16, 15,684.08 and 3,059.88 is: 4,589.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457.16 : 15,684.08 = 3,059.88 : x
  2. Step 2: Convert to fraction form
    10,457.16/15,684.08 = 3,059.88/x
  3. Step 3: Cross multiply
    10,457.16x = 15,684.08 × 3,059.88
  4. Step 4: Simplify right side
    10,457.16x = 47,991,402.71
  5. Step 5: Solve for x
    x = 47,991,402.71/10,457.16
  6. Step 6: Final answer
    x = 4,589.33

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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.