Home / 5,356.90-7,388.73-4,609.57

Finding the Fourth Proportional to 5,356.90, 7,388.73 and 4,609.57

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Solution

The fourth proportional to 5,356.90, 7,388.73 and 4,609.57 is: 6,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.90 : 7,388.73 = 4,609.57 : x
  2. Step 2: Convert to fraction form
    5,356.90/7,388.73 = 4,609.57/x
  3. Step 3: Cross multiply
    5,356.90x = 7,388.73 × 4,609.57
  4. Step 4: Simplify right side
    5,356.90x = 34,058,868.15
  5. Step 5: Solve for x
    x = 34,058,868.15/5,356.90
  6. Step 6: Final answer
    x = 6,357.94

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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.