Home / 1,713.22-2,557.28-1,471.30

Finding the Fourth Proportional to 1,713.22, 2,557.28 and 1,471.30

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Solution

The fourth proportional to 1,713.22, 2,557.28 and 1,471.30 is: 2,196.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.22 : 2,557.28 = 1,471.30 : x
  2. Step 2: Convert to fraction form
    1,713.22/2,557.28 = 1,471.30/x
  3. Step 3: Cross multiply
    1,713.22x = 2,557.28 × 1,471.30
  4. Step 4: Simplify right side
    1,713.22x = 3,762,526.06
  5. Step 5: Solve for x
    x = 3,762,526.06/1,713.22
  6. Step 6: Final answer
    x = 2,196.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.