Home / 5,317.65-7,340.94-4,119.93

Finding the Fourth Proportional to 5,317.65, 7,340.94 and 4,119.93

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Solution

The fourth proportional to 5,317.65, 7,340.94 and 4,119.93 is: 5,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.65 : 7,340.94 = 4,119.93 : x
  2. Step 2: Convert to fraction form
    5,317.65/7,340.94 = 4,119.93/x
  3. Step 3: Cross multiply
    5,317.65x = 7,340.94 × 4,119.93
  4. Step 4: Simplify right side
    5,317.65x = 30,244,158.93
  5. Step 5: Solve for x
    x = 30,244,158.93/5,317.65
  6. Step 6: Final answer
    x = 5,687.50

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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.