Home / 5,381.24-7,424.26-3,495.18

Finding the Fourth Proportional to 5,381.24, 7,424.26 and 3,495.18

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Solution

The fourth proportional to 5,381.24, 7,424.26 and 3,495.18 is: 4,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.24 : 7,424.26 = 3,495.18 : x
  2. Step 2: Convert to fraction form
    5,381.24/7,424.26 = 3,495.18/x
  3. Step 3: Cross multiply
    5,381.24x = 7,424.26 × 3,495.18
  4. Step 4: Simplify right side
    5,381.24x = 25,949,081.53
  5. Step 5: Solve for x
    x = 25,949,081.53/5,381.24
  6. Step 6: Final answer
    x = 4,822.14

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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.