Home / 10,457.11-14,430.33-5,741.47

Finding the Fourth Proportional to 10,457.11, 14,430.33 and 5,741.47

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Solution

The fourth proportional to 10,457.11, 14,430.33 and 5,741.47 is: 7,922.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457.11 : 14,430.33 = 5,741.47 : x
  2. Step 2: Convert to fraction form
    10,457.11/14,430.33 = 5,741.47/x
  3. Step 3: Cross multiply
    10,457.11x = 14,430.33 × 5,741.47
  4. Step 4: Simplify right side
    10,457.11x = 82,851,306.79
  5. Step 5: Solve for x
    x = 82,851,306.79/10,457.11
  6. Step 6: Final answer
    x = 7,922.96

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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.