Home / 9,814.04-13,543.09-5,337.64

Finding the Fourth Proportional to 9,814.04, 13,543.09 and 5,337.64

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Solution

The fourth proportional to 9,814.04, 13,543.09 and 5,337.64 is: 7,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.04 : 13,543.09 = 5,337.64 : x
  2. Step 2: Convert to fraction form
    9,814.04/13,543.09 = 5,337.64/x
  3. Step 3: Cross multiply
    9,814.04x = 13,543.09 × 5,337.64
  4. Step 4: Simplify right side
    9,814.04x = 72,288,138.91
  5. Step 5: Solve for x
    x = 72,288,138.91/9,814.04
  6. Step 6: Final answer
    x = 7,365.79

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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.