Home / 1,649.17-2,471.41-1,453.76

Finding the Fourth Proportional to 1,649.17, 2,471.41 and 1,453.76

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Solution

The fourth proportional to 1,649.17, 2,471.41 and 1,453.76 is: 2,178.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.17 : 2,471.41 = 1,453.76 : x
  2. Step 2: Convert to fraction form
    1,649.17/2,471.41 = 1,453.76/x
  3. Step 3: Cross multiply
    1,649.17x = 2,471.41 × 1,453.76
  4. Step 4: Simplify right side
    1,649.17x = 3,592,837.00
  5. Step 5: Solve for x
    x = 3,592,837.00/1,649.17
  6. Step 6: Final answer
    x = 2,178.57

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1.5x scale

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.