Home / 9,814.03-13,543.42-5,337.81

Finding the Fourth Proportional to 9,814.03, 13,543.42 and 5,337.81

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Solution

The fourth proportional to 9,814.03, 13,543.42 and 5,337.81 is: 7,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.03 : 13,543.42 = 5,337.81 : x
  2. Step 2: Convert to fraction form
    9,814.03/13,543.42 = 5,337.81/x
  3. Step 3: Cross multiply
    9,814.03x = 13,543.42 × 5,337.81
  4. Step 4: Simplify right side
    9,814.03x = 72,292,209.38
  5. Step 5: Solve for x
    x = 72,292,209.38/9,814.03
  6. Step 6: Final answer
    x = 7,366.21

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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.