Home / 7,120.02-10,677.72-2,374.92

Finding the Fourth Proportional to 7,120.02, 10,677.72 and 2,374.92

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Solution

The fourth proportional to 7,120.02, 10,677.72 and 2,374.92 is: 3,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,120.02 : 10,677.72 = 2,374.92 : x
  2. Step 2: Convert to fraction form
    7,120.02/10,677.72 = 2,374.92/x
  3. Step 3: Cross multiply
    7,120.02x = 10,677.72 × 2,374.92
  4. Step 4: Simplify right side
    7,120.02x = 25,358,730.78
  5. Step 5: Solve for x
    x = 25,358,730.78/7,120.02
  6. Step 6: Final answer
    x = 3,561.61

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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.