Home / 2,472.25-3,411.93-1,424.53

Finding the Fourth Proportional to 2,472.25, 3,411.93 and 1,424.53

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Solution

The fourth proportional to 2,472.25, 3,411.93 and 1,424.53 is: 1,965.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.25 : 3,411.93 = 1,424.53 : x
  2. Step 2: Convert to fraction form
    2,472.25/3,411.93 = 1,424.53/x
  3. Step 3: Cross multiply
    2,472.25x = 3,411.93 × 1,424.53
  4. Step 4: Simplify right side
    2,472.25x = 4,860,396.64
  5. Step 5: Solve for x
    x = 4,860,396.64/2,472.25
  6. Step 6: Final answer
    x = 1,965.98

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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.