Home / 10,610.18-15,916.08-3,215.25

Finding the Fourth Proportional to 10,610.18, 15,916.08 and 3,215.25

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Solution

The fourth proportional to 10,610.18, 15,916.08 and 3,215.25 is: 4,823.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.18 : 15,916.08 = 3,215.25 : x
  2. Step 2: Convert to fraction form
    10,610.18/15,916.08 = 3,215.25/x
  3. Step 3: Cross multiply
    10,610.18x = 15,916.08 × 3,215.25
  4. Step 4: Simplify right side
    10,610.18x = 51,174,176.22
  5. Step 5: Solve for x
    x = 51,174,176.22/10,610.18
  6. Step 6: Final answer
    x = 4,823.12

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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.