Home / 3,126.02-4,686.59-1,565.22

Finding the Fourth Proportional to 3,126.02, 4,686.59 and 1,565.22

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Solution

The fourth proportional to 3,126.02, 4,686.59 and 1,565.22 is: 2,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.02 : 4,686.59 = 1,565.22 : x
  2. Step 2: Convert to fraction form
    3,126.02/4,686.59 = 1,565.22/x
  3. Step 3: Cross multiply
    3,126.02x = 4,686.59 × 1,565.22
  4. Step 4: Simplify right side
    3,126.02x = 7,335,530.74
  5. Step 5: Solve for x
    x = 7,335,530.74/3,126.02
  6. Step 6: Final answer
    x = 2,346.60

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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.