Home / 5,090.06-7,642.18-2,626.65

Finding the Fourth Proportional to 5,090.06, 7,642.18 and 2,626.65

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Solution

The fourth proportional to 5,090.06, 7,642.18 and 2,626.65 is: 3,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.06 : 7,642.18 = 2,626.65 : x
  2. Step 2: Convert to fraction form
    5,090.06/7,642.18 = 2,626.65/x
  3. Step 3: Cross multiply
    5,090.06x = 7,642.18 × 2,626.65
  4. Step 4: Simplify right side
    5,090.06x = 20,073,332.10
  5. Step 5: Solve for x
    x = 20,073,332.10/5,090.06
  6. Step 6: Final answer
    x = 3,943.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.