Home / 2,650.17-3,657.30-1,471.32

Finding the Fourth Proportional to 2,650.17, 3,657.30 and 1,471.32

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Solution

The fourth proportional to 2,650.17, 3,657.30 and 1,471.32 is: 2,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.17 : 3,657.30 = 1,471.32 : x
  2. Step 2: Convert to fraction form
    2,650.17/3,657.30 = 1,471.32/x
  3. Step 3: Cross multiply
    2,650.17x = 3,657.30 × 1,471.32
  4. Step 4: Simplify right side
    2,650.17x = 5,381,058.64
  5. Step 5: Solve for x
    x = 5,381,058.64/2,650.17
  6. Step 6: Final answer
    x = 2,030.46

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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.