Home / 8,901.80-13,348.65-4,740.74

Finding the Fourth Proportional to 8,901.80, 13,348.65 and 4,740.74

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Solution

The fourth proportional to 8,901.80, 13,348.65 and 4,740.74 is: 7,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.80 : 13,348.65 = 4,740.74 : x
  2. Step 2: Convert to fraction form
    8,901.80/13,348.65 = 4,740.74/x
  3. Step 3: Cross multiply
    8,901.80x = 13,348.65 × 4,740.74
  4. Step 4: Simplify right side
    8,901.80x = 63,282,479.00
  5. Step 5: Solve for x
    x = 63,282,479.00/8,901.80
  6. Step 6: Final answer
    x = 7,108.95

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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.