Home / 5,290.24-7,298.07-3,719.26

Finding the Fourth Proportional to 5,290.24, 7,298.07 and 3,719.26

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Solution

The fourth proportional to 5,290.24, 7,298.07 and 3,719.26 is: 5,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.24 : 7,298.07 = 3,719.26 : x
  2. Step 2: Convert to fraction form
    5,290.24/7,298.07 = 3,719.26/x
  3. Step 3: Cross multiply
    5,290.24x = 7,298.07 × 3,719.26
  4. Step 4: Simplify right side
    5,290.24x = 27,143,415.53
  5. Step 5: Solve for x
    x = 27,143,415.53/5,290.24
  6. Step 6: Final answer
    x = 5,130.85

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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.