Home / 7,507.21-10,360.19-4,150.13

Finding the Fourth Proportional to 7,507.21, 10,360.19 and 4,150.13

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Solution

The fourth proportional to 7,507.21, 10,360.19 and 4,150.13 is: 5,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.21 : 10,360.19 = 4,150.13 : x
  2. Step 2: Convert to fraction form
    7,507.21/10,360.19 = 4,150.13/x
  3. Step 3: Cross multiply
    7,507.21x = 10,360.19 × 4,150.13
  4. Step 4: Simplify right side
    7,507.21x = 42,996,114.57
  5. Step 5: Solve for x
    x = 42,996,114.57/7,507.21
  6. Step 6: Final answer
    x = 5,727.31

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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.