Home / 9,026.91-12,457.60-5,047.79

Finding the Fourth Proportional to 9,026.91, 12,457.60 and 5,047.79

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Solution

The fourth proportional to 9,026.91, 12,457.60 and 5,047.79 is: 6,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026.91 : 12,457.60 = 5,047.79 : x
  2. Step 2: Convert to fraction form
    9,026.91/12,457.60 = 5,047.79/x
  3. Step 3: Cross multiply
    9,026.91x = 12,457.60 × 5,047.79
  4. Step 4: Simplify right side
    9,026.91x = 62,883,273.80
  5. Step 5: Solve for x
    x = 62,883,273.80/9,026.91
  6. Step 6: Final answer
    x = 6,966.20

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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.