Home / 7,507.09-10,360.18-4,320.87

Finding the Fourth Proportional to 7,507.09, 10,360.18 and 4,320.87

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Solution

The fourth proportional to 7,507.09, 10,360.18 and 4,320.87 is: 5,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.09 : 10,360.18 = 4,320.87 : x
  2. Step 2: Convert to fraction form
    7,507.09/10,360.18 = 4,320.87/x
  3. Step 3: Cross multiply
    7,507.09x = 10,360.18 × 4,320.87
  4. Step 4: Simplify right side
    7,507.09x = 44,764,990.96
  5. Step 5: Solve for x
    x = 44,764,990.96/7,507.09
  6. Step 6: Final answer
    x = 5,963.03

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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.