Home / 5,398.90-7,450.21-3,041.18

Finding the Fourth Proportional to 5,398.90, 7,450.21 and 3,041.18

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Solution

The fourth proportional to 5,398.90, 7,450.21 and 3,041.18 is: 4,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.90 : 7,450.21 = 3,041.18 : x
  2. Step 2: Convert to fraction form
    5,398.90/7,450.21 = 3,041.18/x
  3. Step 3: Cross multiply
    5,398.90x = 7,450.21 × 3,041.18
  4. Step 4: Simplify right side
    5,398.90x = 22,657,429.65
  5. Step 5: Solve for x
    x = 22,657,429.65/5,398.90
  6. Step 6: Final answer
    x = 4,196.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.