Home / 5,716.73-8,574.40-1,557.05

Finding the Fourth Proportional to 5,716.73, 8,574.40 and 1,557.05

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Solution

The fourth proportional to 5,716.73, 8,574.40 and 1,557.05 is: 2,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.73 : 8,574.40 = 1,557.05 : x
  2. Step 2: Convert to fraction form
    5,716.73/8,574.40 = 1,557.05/x
  3. Step 3: Cross multiply
    5,716.73x = 8,574.40 × 1,557.05
  4. Step 4: Simplify right side
    5,716.73x = 13,350,787.06
  5. Step 5: Solve for x
    x = 13,350,787.06/5,716.73
  6. Step 6: Final answer
    x = 2,335.39

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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.