Home / 5,029.48-7,539.90-2,428.84

Finding the Fourth Proportional to 5,029.48, 7,539.90 and 2,428.84

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Solution

The fourth proportional to 5,029.48, 7,539.90 and 2,428.84 is: 3,641.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.48 : 7,539.90 = 2,428.84 : x
  2. Step 2: Convert to fraction form
    5,029.48/7,539.90 = 2,428.84/x
  3. Step 3: Cross multiply
    5,029.48x = 7,539.90 × 2,428.84
  4. Step 4: Simplify right side
    5,029.48x = 18,313,210.72
  5. Step 5: Solve for x
    x = 18,313,210.72/5,029.48
  6. Step 6: Final answer
    x = 3,641.17

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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.