Home / 7,066.68-10,600.02-1,872.57

Finding the Fourth Proportional to 7,066.68, 10,600.02 and 1,872.57

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Solution

The fourth proportional to 7,066.68, 10,600.02 and 1,872.57 is: 2,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.68 : 10,600.02 = 1,872.57 : x
  2. Step 2: Convert to fraction form
    7,066.68/10,600.02 = 1,872.57/x
  3. Step 3: Cross multiply
    7,066.68x = 10,600.02 × 1,872.57
  4. Step 4: Simplify right side
    7,066.68x = 19,849,279.45
  5. Step 5: Solve for x
    x = 19,849,279.45/7,066.68
  6. Step 6: Final answer
    x = 2,808.86

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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.