Home / 5,038.24-7,557.84-1,574.56

Finding the Fourth Proportional to 5,038.24, 7,557.84 and 1,574.56

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Solution

The fourth proportional to 5,038.24, 7,557.84 and 1,574.56 is: 2,361.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.24 : 7,557.84 = 1,574.56 : x
  2. Step 2: Convert to fraction form
    5,038.24/7,557.84 = 1,574.56/x
  3. Step 3: Cross multiply
    5,038.24x = 7,557.84 × 1,574.56
  4. Step 4: Simplify right side
    5,038.24x = 11,900,272.55
  5. Step 5: Solve for x
    x = 11,900,272.55/5,038.24
  6. Step 6: Final answer
    x = 2,361.99

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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.