Home / 10,579.21-15,869.02-3,557.93

Finding the Fourth Proportional to 10,579.21, 15,869.02 and 3,557.93

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Solution

The fourth proportional to 10,579.21, 15,869.02 and 3,557.93 is: 5,336.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.21 : 15,869.02 = 3,557.93 : x
  2. Step 2: Convert to fraction form
    10,579.21/15,869.02 = 3,557.93/x
  3. Step 3: Cross multiply
    10,579.21x = 15,869.02 × 3,557.93
  4. Step 4: Simplify right side
    10,579.21x = 56,460,862.33
  5. Step 5: Solve for x
    x = 56,460,862.33/10,579.21
  6. Step 6: Final answer
    x = 5,336.96

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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.