Home / 10,916.08-16,374.02-4,670.80

Finding the Fourth Proportional to 10,916.08, 16,374.02 and 4,670.80

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Solution

The fourth proportional to 10,916.08, 16,374.02 and 4,670.80 is: 7,006.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.08 : 16,374.02 = 4,670.80 : x
  2. Step 2: Convert to fraction form
    10,916.08/16,374.02 = 4,670.80/x
  3. Step 3: Cross multiply
    10,916.08x = 16,374.02 × 4,670.80
  4. Step 4: Simplify right side
    10,916.08x = 76,479,772.62
  5. Step 5: Solve for x
    x = 76,479,772.62/10,916.08
  6. Step 6: Final answer
    x = 7,006.16

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1.5x scale

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.