Home / 8,417.07-12,625.56-2,177.10

Finding the Fourth Proportional to 8,417.07, 12,625.56 and 2,177.10

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Solution

The fourth proportional to 8,417.07, 12,625.56 and 2,177.10 is: 3,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.07 : 12,625.56 = 2,177.10 : x
  2. Step 2: Convert to fraction form
    8,417.07/12,625.56 = 2,177.10/x
  3. Step 3: Cross multiply
    8,417.07x = 12,625.56 × 2,177.10
  4. Step 4: Simplify right side
    8,417.07x = 27,487,106.68
  5. Step 5: Solve for x
    x = 27,487,106.68/8,417.07
  6. Step 6: Final answer
    x = 3,265.64

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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.