Home / 1,615.92-2,423.40-1,030.06

Finding the Fourth Proportional to 1,615.92, 2,423.40 and 1,030.06

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Solution

The fourth proportional to 1,615.92, 2,423.40 and 1,030.06 is: 1,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615.92 : 2,423.40 = 1,030.06 : x
  2. Step 2: Convert to fraction form
    1,615.92/2,423.40 = 1,030.06/x
  3. Step 3: Cross multiply
    1,615.92x = 2,423.40 × 1,030.06
  4. Step 4: Simplify right side
    1,615.92x = 2,496,247.40
  5. Step 5: Solve for x
    x = 2,496,247.40/1,615.92
  6. Step 6: Final answer
    x = 1,544.78

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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.