Home / 1,674.12-2,510.10-1,432.20

Finding the Fourth Proportional to 1,674.12, 2,510.10 and 1,432.20

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Solution

The fourth proportional to 1,674.12, 2,510.10 and 1,432.20 is: 2,147.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.12 : 2,510.10 = 1,432.20 : x
  2. Step 2: Convert to fraction form
    1,674.12/2,510.10 = 1,432.20/x
  3. Step 3: Cross multiply
    1,674.12x = 2,510.10 × 1,432.20
  4. Step 4: Simplify right side
    1,674.12x = 3,594,965.22
  5. Step 5: Solve for x
    x = 3,594,965.22/1,674.12
  6. Step 6: Final answer
    x = 2,147.38

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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.