Home / 8,713.74-12,025.36-4,937.12

Finding the Fourth Proportional to 8,713.74, 12,025.36 and 4,937.12

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Solution

The fourth proportional to 8,713.74, 12,025.36 and 4,937.12 is: 6,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.74 : 12,025.36 = 4,937.12 : x
  2. Step 2: Convert to fraction form
    8,713.74/12,025.36 = 4,937.12/x
  3. Step 3: Cross multiply
    8,713.74x = 12,025.36 × 4,937.12
  4. Step 4: Simplify right side
    8,713.74x = 59,370,645.36
  5. Step 5: Solve for x
    x = 59,370,645.36/8,713.74
  6. Step 6: Final answer
    x = 6,813.45

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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.