Home / 10,338.81-14,259.92-6,558.72

Finding the Fourth Proportional to 10,338.81, 14,259.92 and 6,558.72

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Solution

The fourth proportional to 10,338.81, 14,259.92 and 6,558.72 is: 9,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.81 : 14,259.92 = 6,558.72 : x
  2. Step 2: Convert to fraction form
    10,338.81/14,259.92 = 6,558.72/x
  3. Step 3: Cross multiply
    10,338.81x = 14,259.92 × 6,558.72
  4. Step 4: Simplify right side
    10,338.81x = 93,526,871.79
  5. Step 5: Solve for x
    x = 93,526,871.79/10,338.81
  6. Step 6: Final answer
    x = 9,046.19

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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.