Home / 1,772.07-2,656.17-1,360.14

Finding the Fourth Proportional to 1,772.07, 2,656.17 and 1,360.14

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Solution

The fourth proportional to 1,772.07, 2,656.17 and 1,360.14 is: 2,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.07 : 2,656.17 = 1,360.14 : x
  2. Step 2: Convert to fraction form
    1,772.07/2,656.17 = 1,360.14/x
  3. Step 3: Cross multiply
    1,772.07x = 2,656.17 × 1,360.14
  4. Step 4: Simplify right side
    1,772.07x = 3,612,763.06
  5. Step 5: Solve for x
    x = 3,612,763.06/1,772.07
  6. Step 6: Final answer
    x = 2,038.72

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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.