Home / 5,406.55-7,460.91-3,048.74

Finding the Fourth Proportional to 5,406.55, 7,460.91 and 3,048.74

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Solution

The fourth proportional to 5,406.55, 7,460.91 and 3,048.74 is: 4,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.55 : 7,460.91 = 3,048.74 : x
  2. Step 2: Convert to fraction form
    5,406.55/7,460.91 = 3,048.74/x
  3. Step 3: Cross multiply
    5,406.55x = 7,460.91 × 3,048.74
  4. Step 4: Simplify right side
    5,406.55x = 22,746,365.43
  5. Step 5: Solve for x
    x = 22,746,365.43/5,406.55
  6. Step 6: Final answer
    x = 4,207.19

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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.