Home / 3,042.12-4,559.72-1,557.18

Finding the Fourth Proportional to 3,042.12, 4,559.72 and 1,557.18

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Solution

The fourth proportional to 3,042.12, 4,559.72 and 1,557.18 is: 2,334.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.12 : 4,559.72 = 1,557.18 : x
  2. Step 2: Convert to fraction form
    3,042.12/4,559.72 = 1,557.18/x
  3. Step 3: Cross multiply
    3,042.12x = 4,559.72 × 1,557.18
  4. Step 4: Simplify right side
    3,042.12x = 7,100,304.79
  5. Step 5: Solve for x
    x = 7,100,304.79/3,042.12
  6. Step 6: Final answer
    x = 2,334.00

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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.