Home / 5,574.64-8,359.72-2,287.60

Finding the Fourth Proportional to 5,574.64, 8,359.72 and 2,287.60

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Solution

The fourth proportional to 5,574.64, 8,359.72 and 2,287.60 is: 3,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.64 : 8,359.72 = 2,287.60 : x
  2. Step 2: Convert to fraction form
    5,574.64/8,359.72 = 2,287.60/x
  3. Step 3: Cross multiply
    5,574.64x = 8,359.72 × 2,287.60
  4. Step 4: Simplify right side
    5,574.64x = 19,123,695.47
  5. Step 5: Solve for x
    x = 19,123,695.47/5,574.64
  6. Step 6: Final answer
    x = 3,430.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.