Home / 10,916.33-16,347.61-6,224.76

Finding the Fourth Proportional to 10,916.33, 16,347.61 and 6,224.76

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Solution

The fourth proportional to 10,916.33, 16,347.61 and 6,224.76 is: 9,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.33 : 16,347.61 = 6,224.76 : x
  2. Step 2: Convert to fraction form
    10,916.33/16,347.61 = 6,224.76/x
  3. Step 3: Cross multiply
    10,916.33x = 16,347.61 × 6,224.76
  4. Step 4: Simplify right side
    10,916.33x = 101,759,875.61
  5. Step 5: Solve for x
    x = 101,759,875.61/10,916.33
  6. Step 6: Final answer
    x = 9,321.80

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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.