Home / 9,814.13-13,543.48-5,337.89

Finding the Fourth Proportional to 9,814.13, 13,543.48 and 5,337.89

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Solution

The fourth proportional to 9,814.13, 13,543.48 and 5,337.89 is: 7,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.13 : 13,543.48 = 5,337.89 : x
  2. Step 2: Convert to fraction form
    9,814.13/13,543.48 = 5,337.89/x
  3. Step 3: Cross multiply
    9,814.13x = 13,543.48 × 5,337.89
  4. Step 4: Simplify right side
    9,814.13x = 72,293,525.40
  5. Step 5: Solve for x
    x = 72,293,525.40/9,814.13
  6. Step 6: Final answer
    x = 7,366.27

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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.