Home / 8,373.64-11,551.65-5,015.85

Finding the Fourth Proportional to 8,373.64, 11,551.65 and 5,015.85

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Solution

The fourth proportional to 8,373.64, 11,551.65 and 5,015.85 is: 6,919.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.64 : 11,551.65 = 5,015.85 : x
  2. Step 2: Convert to fraction form
    8,373.64/11,551.65 = 5,015.85/x
  3. Step 3: Cross multiply
    8,373.64x = 11,551.65 × 5,015.85
  4. Step 4: Simplify right side
    8,373.64x = 57,941,343.65
  5. Step 5: Solve for x
    x = 57,941,343.65/8,373.64
  6. Step 6: Final answer
    x = 6,919.49

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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.