Home / 7,282.50-10,927.71-2,899.95

Finding the Fourth Proportional to 7,282.50, 10,927.71 and 2,899.95

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Solution

The fourth proportional to 7,282.50, 10,927.71 and 2,899.95 is: 4,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.50 : 10,927.71 = 2,899.95 : x
  2. Step 2: Convert to fraction form
    7,282.50/10,927.71 = 2,899.95/x
  3. Step 3: Cross multiply
    7,282.50x = 10,927.71 × 2,899.95
  4. Step 4: Simplify right side
    7,282.50x = 31,689,812.61
  5. Step 5: Solve for x
    x = 31,689,812.61/7,282.50
  6. Step 6: Final answer
    x = 4,351.50

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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.