Home / 2,670.47-3,685.17-1,475.43

Finding the Fourth Proportional to 2,670.47, 3,685.17 and 1,475.43

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Solution

The fourth proportional to 2,670.47, 3,685.17 and 1,475.43 is: 2,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.47 : 3,685.17 = 1,475.43 : x
  2. Step 2: Convert to fraction form
    2,670.47/3,685.17 = 1,475.43/x
  3. Step 3: Cross multiply
    2,670.47x = 3,685.17 × 1,475.43
  4. Step 4: Simplify right side
    2,670.47x = 5,437,214.06
  5. Step 5: Solve for x
    x = 5,437,214.06/2,670.47
  6. Step 6: Final answer
    x = 2,036.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.