Home / 4,830.40-7,246.41-1,543.24

Finding the Fourth Proportional to 4,830.40, 7,246.41 and 1,543.24

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Solution

The fourth proportional to 4,830.40, 7,246.41 and 1,543.24 is: 2,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.40 : 7,246.41 = 1,543.24 : x
  2. Step 2: Convert to fraction form
    4,830.40/7,246.41 = 1,543.24/x
  3. Step 3: Cross multiply
    4,830.40x = 7,246.41 × 1,543.24
  4. Step 4: Simplify right side
    4,830.40x = 11,182,949.77
  5. Step 5: Solve for x
    x = 11,182,949.77/4,830.40
  6. Step 6: Final answer
    x = 2,315.12

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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.