Home / 1,630.68-2,434.15-1,510.36

Finding the Fourth Proportional to 1,630.68, 2,434.15 and 1,510.36

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Solution

The fourth proportional to 1,630.68, 2,434.15 and 1,510.36 is: 2,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.68 : 2,434.15 = 1,510.36 : x
  2. Step 2: Convert to fraction form
    1,630.68/2,434.15 = 1,510.36/x
  3. Step 3: Cross multiply
    1,630.68x = 2,434.15 × 1,510.36
  4. Step 4: Simplify right side
    1,630.68x = 3,676,442.79
  5. Step 5: Solve for x
    x = 3,676,442.79/1,630.68
  6. Step 6: Final answer
    x = 2,254.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.