Home / 10,916.04-16,360.35-4,668.70

Finding the Fourth Proportional to 10,916.04, 16,360.35 and 4,668.70

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Solution

The fourth proportional to 10,916.04, 16,360.35 and 4,668.70 is: 6,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.04 : 16,360.35 = 4,668.70 : x
  2. Step 2: Convert to fraction form
    10,916.04/16,360.35 = 4,668.70/x
  3. Step 3: Cross multiply
    10,916.04x = 16,360.35 × 4,668.70
  4. Step 4: Simplify right side
    10,916.04x = 76,381,639.06
  5. Step 5: Solve for x
    x = 76,381,639.06/10,916.04
  6. Step 6: Final answer
    x = 6,997.20

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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.