Home / 10,815.87-14,923.08-6,337.22

Finding the Fourth Proportional to 10,815.87, 14,923.08 and 6,337.22

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Solution

The fourth proportional to 10,815.87, 14,923.08 and 6,337.22 is: 8,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.87 : 14,923.08 = 6,337.22 : x
  2. Step 2: Convert to fraction form
    10,815.87/14,923.08 = 6,337.22/x
  3. Step 3: Cross multiply
    10,815.87x = 14,923.08 × 6,337.22
  4. Step 4: Simplify right side
    10,815.87x = 94,570,766.42
  5. Step 5: Solve for x
    x = 94,570,766.42/10,815.87
  6. Step 6: Final answer
    x = 8,743.70

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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.