Home / 4,785.71-6,607.50-4,279.99

Finding the Fourth Proportional to 4,785.71, 6,607.50 and 4,279.99

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Solution

The fourth proportional to 4,785.71, 6,607.50 and 4,279.99 is: 5,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.71 : 6,607.50 = 4,279.99 : x
  2. Step 2: Convert to fraction form
    4,785.71/6,607.50 = 4,279.99/x
  3. Step 3: Cross multiply
    4,785.71x = 6,607.50 × 4,279.99
  4. Step 4: Simplify right side
    4,785.71x = 28,280,058.23
  5. Step 5: Solve for x
    x = 28,280,058.23/4,785.71
  6. Step 6: Final answer
    x = 5,909.27

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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.