Home / 7,801.18-11,703.60-5,337.16

Finding the Fourth Proportional to 7,801.18, 11,703.60 and 5,337.16

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Solution

The fourth proportional to 7,801.18, 11,703.60 and 5,337.16 is: 8,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.18 : 11,703.60 = 5,337.16 : x
  2. Step 2: Convert to fraction form
    7,801.18/11,703.60 = 5,337.16/x
  3. Step 3: Cross multiply
    7,801.18x = 11,703.60 × 5,337.16
  4. Step 4: Simplify right side
    7,801.18x = 62,463,956.52
  5. Step 5: Solve for x
    x = 62,463,956.52/7,801.18
  6. Step 6: Final answer
    x = 8,006.99

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1.5x scale

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.