Home / 9,008.06-12,430.98-5,029.20

Finding the Fourth Proportional to 9,008.06, 12,430.98 and 5,029.20

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Solution

The fourth proportional to 9,008.06, 12,430.98 and 5,029.20 is: 6,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.06 : 12,430.98 = 5,029.20 : x
  2. Step 2: Convert to fraction form
    9,008.06/12,430.98 = 5,029.20/x
  3. Step 3: Cross multiply
    9,008.06x = 12,430.98 × 5,029.20
  4. Step 4: Simplify right side
    9,008.06x = 62,517,884.62
  5. Step 5: Solve for x
    x = 62,517,884.62/9,008.06
  6. Step 6: Final answer
    x = 6,940.22

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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.