Home / 8,870.46-13,296.70-5,752.45

Finding the Fourth Proportional to 8,870.46, 13,296.70 and 5,752.45

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Solution

The fourth proportional to 8,870.46, 13,296.70 and 5,752.45 is: 8,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.46 : 13,296.70 = 5,752.45 : x
  2. Step 2: Convert to fraction form
    8,870.46/13,296.70 = 5,752.45/x
  3. Step 3: Cross multiply
    8,870.46x = 13,296.70 × 5,752.45
  4. Step 4: Simplify right side
    8,870.46x = 76,488,601.92
  5. Step 5: Solve for x
    x = 76,488,601.92/8,870.46
  6. Step 6: Final answer
    x = 8,622.85

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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.