Home / 1,579.95-2,177.60-1,159.43

Finding the Fourth Proportional to 1,579.95, 2,177.60 and 1,159.43

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Solution

The fourth proportional to 1,579.95, 2,177.60 and 1,159.43 is: 1,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.95 : 2,177.60 = 1,159.43 : x
  2. Step 2: Convert to fraction form
    1,579.95/2,177.60 = 1,159.43/x
  3. Step 3: Cross multiply
    1,579.95x = 2,177.60 × 1,159.43
  4. Step 4: Simplify right side
    1,579.95x = 2,524,758.08
  5. Step 5: Solve for x
    x = 2,524,758.08/1,579.95
  6. Step 6: Final answer
    x = 1,598.00

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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.