Home / 8,789.47-13,184.22-2,946.10

Finding the Fourth Proportional to 8,789.47, 13,184.22 and 2,946.10

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Solution

The fourth proportional to 8,789.47, 13,184.22 and 2,946.10 is: 4,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.47 : 13,184.22 = 2,946.10 : x
  2. Step 2: Convert to fraction form
    8,789.47/13,184.22 = 2,946.10/x
  3. Step 3: Cross multiply
    8,789.47x = 13,184.22 × 2,946.10
  4. Step 4: Simplify right side
    8,789.47x = 38,842,030.54
  5. Step 5: Solve for x
    x = 38,842,030.54/8,789.47
  6. Step 6: Final answer
    x = 4,419.16

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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.