Home / 5,038.12-7,557.98-1,752.20

Finding the Fourth Proportional to 5,038.12, 7,557.98 and 1,752.20

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Solution

The fourth proportional to 5,038.12, 7,557.98 and 1,752.20 is: 2,628.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.12 : 7,557.98 = 1,752.20 : x
  2. Step 2: Convert to fraction form
    5,038.12/7,557.98 = 1,752.20/x
  3. Step 3: Cross multiply
    5,038.12x = 7,557.98 × 1,752.20
  4. Step 4: Simplify right side
    5,038.12x = 13,243,092.56
  5. Step 5: Solve for x
    x = 13,243,092.56/5,038.12
  6. Step 6: Final answer
    x = 2,628.58

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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.