Home / 8,501.38-11,731.91-4,916.84

Finding the Fourth Proportional to 8,501.38, 11,731.91 and 4,916.84

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Solution

The fourth proportional to 8,501.38, 11,731.91 and 4,916.84 is: 6,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.38 : 11,731.91 = 4,916.84 : x
  2. Step 2: Convert to fraction form
    8,501.38/11,731.91 = 4,916.84/x
  3. Step 3: Cross multiply
    8,501.38x = 11,731.91 × 4,916.84
  4. Step 4: Simplify right side
    8,501.38x = 57,683,841.12
  5. Step 5: Solve for x
    x = 57,683,841.12/8,501.38
  6. Step 6: Final answer
    x = 6,785.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.