Home / 2,650.23-3,657.54-1,471.28

Finding the Fourth Proportional to 2,650.23, 3,657.54 and 1,471.28

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Solution

The fourth proportional to 2,650.23, 3,657.54 and 1,471.28 is: 2,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.23 : 3,657.54 = 1,471.28 : x
  2. Step 2: Convert to fraction form
    2,650.23/3,657.54 = 1,471.28/x
  3. Step 3: Cross multiply
    2,650.23x = 3,657.54 × 1,471.28
  4. Step 4: Simplify right side
    2,650.23x = 5,381,247.16
  5. Step 5: Solve for x
    x = 5,381,247.16/2,650.23
  6. Step 6: Final answer
    x = 2,030.48

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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.