Home / 3,017.31-4,527.26-1,557.49

Finding the Fourth Proportional to 3,017.31, 4,527.26 and 1,557.49

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Solution

The fourth proportional to 3,017.31, 4,527.26 and 1,557.49 is: 2,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.31 : 4,527.26 = 1,557.49 : x
  2. Step 2: Convert to fraction form
    3,017.31/4,527.26 = 1,557.49/x
  3. Step 3: Cross multiply
    3,017.31x = 4,527.26 × 1,557.49
  4. Step 4: Simplify right side
    3,017.31x = 7,051,162.18
  5. Step 5: Solve for x
    x = 7,051,162.18/3,017.31
  6. Step 6: Final answer
    x = 2,336.90

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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.