Home / 7,079.83-10,618.50-2,697.55

Finding the Fourth Proportional to 7,079.83, 10,618.50 and 2,697.55

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Solution

The fourth proportional to 7,079.83, 10,618.50 and 2,697.55 is: 4,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.83 : 10,618.50 = 2,697.55 : x
  2. Step 2: Convert to fraction form
    7,079.83/10,618.50 = 2,697.55/x
  3. Step 3: Cross multiply
    7,079.83x = 10,618.50 × 2,697.55
  4. Step 4: Simplify right side
    7,079.83x = 28,643,934.68
  5. Step 5: Solve for x
    x = 28,643,934.68/7,079.83
  6. Step 6: Final answer
    x = 4,045.85

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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.