Home / 7,574.70-10,452.20-4,388.05

Finding the Fourth Proportional to 7,574.70, 10,452.20 and 4,388.05

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Solution

The fourth proportional to 7,574.70, 10,452.20 and 4,388.05 is: 6,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.70 : 10,452.20 = 4,388.05 : x
  2. Step 2: Convert to fraction form
    7,574.70/10,452.20 = 4,388.05/x
  3. Step 3: Cross multiply
    7,574.70x = 10,452.20 × 4,388.05
  4. Step 4: Simplify right side
    7,574.70x = 45,864,776.21
  5. Step 5: Solve for x
    x = 45,864,776.21/7,574.70
  6. Step 6: Final answer
    x = 6,055.00

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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.