Home / 10,607.18-15,916.93-4,367.81

Finding the Fourth Proportional to 10,607.18, 15,916.93 and 4,367.81

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Solution

The fourth proportional to 10,607.18, 15,916.93 and 4,367.81 is: 6,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.18 : 15,916.93 = 4,367.81 : x
  2. Step 2: Convert to fraction form
    10,607.18/15,916.93 = 4,367.81/x
  3. Step 3: Cross multiply
    10,607.18x = 15,916.93 × 4,367.81
  4. Step 4: Simplify right side
    10,607.18x = 69,522,154.90
  5. Step 5: Solve for x
    x = 69,522,154.90/10,607.18
  6. Step 6: Final answer
    x = 6,554.26

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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.