Home / 2,681.28-3,700.16-1,502.36

Finding the Fourth Proportional to 2,681.28, 3,700.16 and 1,502.36

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Solution

The fourth proportional to 2,681.28, 3,700.16 and 1,502.36 is: 2,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.28 : 3,700.16 = 1,502.36 : x
  2. Step 2: Convert to fraction form
    2,681.28/3,700.16 = 1,502.36/x
  3. Step 3: Cross multiply
    2,681.28x = 3,700.16 × 1,502.36
  4. Step 4: Simplify right side
    2,681.28x = 5,558,953.88
  5. Step 5: Solve for x
    x = 5,558,953.88/2,681.28
  6. Step 6: Final answer
    x = 2,073.25

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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.