Home / 10,526.25-15,784.08-3,503.79

Finding the Fourth Proportional to 10,526.25, 15,784.08 and 3,503.79

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Solution

The fourth proportional to 10,526.25, 15,784.08 and 3,503.79 is: 5,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.25 : 15,784.08 = 3,503.79 : x
  2. Step 2: Convert to fraction form
    10,526.25/15,784.08 = 3,503.79/x
  3. Step 3: Cross multiply
    10,526.25x = 15,784.08 × 3,503.79
  4. Step 4: Simplify right side
    10,526.25x = 55,304,101.66
  5. Step 5: Solve for x
    x = 55,304,101.66/10,526.25
  6. Step 6: Final answer
    x = 5,253.92

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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.