Home / 1,565.80-2,343.23-1,237.75

Finding the Fourth Proportional to 1,565.80, 2,343.23 and 1,237.75

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Solution

The fourth proportional to 1,565.80, 2,343.23 and 1,237.75 is: 1,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.80 : 2,343.23 = 1,237.75 : x
  2. Step 2: Convert to fraction form
    1,565.80/2,343.23 = 1,237.75/x
  3. Step 3: Cross multiply
    1,565.80x = 2,343.23 × 1,237.75
  4. Step 4: Simplify right side
    1,565.80x = 2,900,332.93
  5. Step 5: Solve for x
    x = 2,900,332.93/1,565.80
  6. Step 6: Final answer
    x = 1,852.30

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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.