Home / 9,214.65-12,716.19-5,022.90

Finding the Fourth Proportional to 9,214.65, 12,716.19 and 5,022.90

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Solution

The fourth proportional to 9,214.65, 12,716.19 and 5,022.90 is: 6,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.65 : 12,716.19 = 5,022.90 : x
  2. Step 2: Convert to fraction form
    9,214.65/12,716.19 = 5,022.90/x
  3. Step 3: Cross multiply
    9,214.65x = 12,716.19 × 5,022.90
  4. Step 4: Simplify right side
    9,214.65x = 63,872,150.75
  5. Step 5: Solve for x
    x = 63,872,150.75/9,214.65
  6. Step 6: Final answer
    x = 6,931.59

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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.