Home / 1,724.31-2,378.34-1,060.29

Finding the Fourth Proportional to 1,724.31, 2,378.34 and 1,060.29

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Solution

The fourth proportional to 1,724.31, 2,378.34 and 1,060.29 is: 1,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.31 : 2,378.34 = 1,060.29 : x
  2. Step 2: Convert to fraction form
    1,724.31/2,378.34 = 1,060.29/x
  3. Step 3: Cross multiply
    1,724.31x = 2,378.34 × 1,060.29
  4. Step 4: Simplify right side
    1,724.31x = 2,521,730.12
  5. Step 5: Solve for x
    x = 2,521,730.12/1,724.31
  6. Step 6: Final answer
    x = 1,462.46

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1.5x scale

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.