Home / 7,507.02-10,359.24-4,149.63

Finding the Fourth Proportional to 7,507.02, 10,359.24 and 4,149.63

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Solution

The fourth proportional to 7,507.02, 10,359.24 and 4,149.63 is: 5,726.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.02 : 10,359.24 = 4,149.63 : x
  2. Step 2: Convert to fraction form
    7,507.02/10,359.24 = 4,149.63/x
  3. Step 3: Cross multiply
    7,507.02x = 10,359.24 × 4,149.63
  4. Step 4: Simplify right side
    7,507.02x = 42,986,992.33
  5. Step 5: Solve for x
    x = 42,986,992.33/7,507.02
  6. Step 6: Final answer
    x = 5,726.24

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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.