Home / 2,577.79-3,557.18-1,458.84

Finding the Fourth Proportional to 2,577.79, 3,557.18 and 1,458.84

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Solution

The fourth proportional to 2,577.79, 3,557.18 and 1,458.84 is: 2,013.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.79 : 3,557.18 = 1,458.84 : x
  2. Step 2: Convert to fraction form
    2,577.79/3,557.18 = 1,458.84/x
  3. Step 3: Cross multiply
    2,577.79x = 3,557.18 × 1,458.84
  4. Step 4: Simplify right side
    2,577.79x = 5,189,373.46
  5. Step 5: Solve for x
    x = 5,189,373.46/2,577.79
  6. Step 6: Final answer
    x = 2,013.11

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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.