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Finding the Fourth Proportional to 1,820.97, 2,733.99 and 944.10

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Solution

The fourth proportional to 1,820.97, 2,733.99 and 944.10 is: 1,417.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.97 : 2,733.99 = 944.10 : x
  2. Step 2: Convert to fraction form
    1,820.97/2,733.99 = 944.10/x
  3. Step 3: Cross multiply
    1,820.97x = 2,733.99 × 944.10
  4. Step 4: Simplify right side
    1,820.97x = 2,581,159.96
  5. Step 5: Solve for x
    x = 2,581,159.96/1,820.97
  6. Step 6: Final answer
    x = 1,417.46

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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.