Home / 10,587.61-15,886.58-4,349.50

Finding the Fourth Proportional to 10,587.61, 15,886.58 and 4,349.50

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Solution

The fourth proportional to 10,587.61, 15,886.58 and 4,349.50 is: 6,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.61 : 15,886.58 = 4,349.50 : x
  2. Step 2: Convert to fraction form
    10,587.61/15,886.58 = 4,349.50/x
  3. Step 3: Cross multiply
    10,587.61x = 15,886.58 × 4,349.50
  4. Step 4: Simplify right side
    10,587.61x = 69,098,679.71
  5. Step 5: Solve for x
    x = 69,098,679.71/10,587.61
  6. Step 6: Final answer
    x = 6,526.37

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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.