Home / 1,717.32-2,577.66-948.36

Finding the Fourth Proportional to 1,717.32, 2,577.66 and 948.36

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Solution

The fourth proportional to 1,717.32, 2,577.66 and 948.36 is: 1,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.32 : 2,577.66 = 948.36 : x
  2. Step 2: Convert to fraction form
    1,717.32/2,577.66 = 948.36/x
  3. Step 3: Cross multiply
    1,717.32x = 2,577.66 × 948.36
  4. Step 4: Simplify right side
    1,717.32x = 2,444,549.64
  5. Step 5: Solve for x
    x = 2,444,549.64/1,717.32
  6. Step 6: Final answer
    x = 1,423.47

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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.