Home / 8,776.16-12,113.49-5,001.30

Finding the Fourth Proportional to 8,776.16, 12,113.49 and 5,001.30

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Solution

The fourth proportional to 8,776.16, 12,113.49 and 5,001.30 is: 6,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.16 : 12,113.49 = 5,001.30 : x
  2. Step 2: Convert to fraction form
    8,776.16/12,113.49 = 5,001.30/x
  3. Step 3: Cross multiply
    8,776.16x = 12,113.49 × 5,001.30
  4. Step 4: Simplify right side
    8,776.16x = 60,583,197.54
  5. Step 5: Solve for x
    x = 60,583,197.54/8,776.16
  6. Step 6: Final answer
    x = 6,903.16

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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.