Home / 7,097.20-10,647.09-2,934.95

Finding the Fourth Proportional to 7,097.20, 10,647.09 and 2,934.95

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Solution

The fourth proportional to 7,097.20, 10,647.09 and 2,934.95 is: 4,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.20 : 10,647.09 = 2,934.95 : x
  2. Step 2: Convert to fraction form
    7,097.20/10,647.09 = 2,934.95/x
  3. Step 3: Cross multiply
    7,097.20x = 10,647.09 × 2,934.95
  4. Step 4: Simplify right side
    7,097.20x = 31,248,616.22
  5. Step 5: Solve for x
    x = 31,248,616.22/7,097.20
  6. Step 6: Final answer
    x = 4,402.95

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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.