Home / 10,365.02-15,545.24-4,123.87

Finding the Fourth Proportional to 10,365.02, 15,545.24 and 4,123.87

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Solution

The fourth proportional to 10,365.02, 15,545.24 and 4,123.87 is: 6,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.02 : 15,545.24 = 4,123.87 : x
  2. Step 2: Convert to fraction form
    10,365.02/15,545.24 = 4,123.87/x
  3. Step 3: Cross multiply
    10,365.02x = 15,545.24 × 4,123.87
  4. Step 4: Simplify right side
    10,365.02x = 64,106,548.88
  5. Step 5: Solve for x
    x = 64,106,548.88/10,365.02
  6. Step 6: Final answer
    x = 6,184.89

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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.