Home / 7,574.20-10,452.39-4,388.11

Finding the Fourth Proportional to 7,574.20, 10,452.39 and 4,388.11

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Solution

The fourth proportional to 7,574.20, 10,452.39 and 4,388.11 is: 6,055.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.20 : 10,452.39 = 4,388.11 : x
  2. Step 2: Convert to fraction form
    7,574.20/10,452.39 = 4,388.11/x
  3. Step 3: Cross multiply
    7,574.20x = 10,452.39 × 4,388.11
  4. Step 4: Simplify right side
    7,574.20x = 45,866,210.35
  5. Step 5: Solve for x
    x = 45,866,210.35/7,574.20
  6. Step 6: Final answer
    x = 6,055.59

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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.