Home / 5,026.20-7,539.18-1,948.20

Finding the Fourth Proportional to 5,026.20, 7,539.18 and 1,948.20

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Solution

The fourth proportional to 5,026.20, 7,539.18 and 1,948.20 is: 2,922.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.20 : 7,539.18 = 1,948.20 : x
  2. Step 2: Convert to fraction form
    5,026.20/7,539.18 = 1,948.20/x
  3. Step 3: Cross multiply
    5,026.20x = 7,539.18 × 1,948.20
  4. Step 4: Simplify right side
    5,026.20x = 14,687,830.48
  5. Step 5: Solve for x
    x = 14,687,830.48/5,026.20
  6. Step 6: Final answer
    x = 2,922.25

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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.