Home / 4,830.24-7,244.52-1,909.40

Finding the Fourth Proportional to 4,830.24, 7,244.52 and 1,909.40

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Solution

The fourth proportional to 4,830.24, 7,244.52 and 1,909.40 is: 2,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.24 : 7,244.52 = 1,909.40 : x
  2. Step 2: Convert to fraction form
    4,830.24/7,244.52 = 1,909.40/x
  3. Step 3: Cross multiply
    4,830.24x = 7,244.52 × 1,909.40
  4. Step 4: Simplify right side
    4,830.24x = 13,832,686.49
  5. Step 5: Solve for x
    x = 13,832,686.49/4,830.24
  6. Step 6: Final answer
    x = 2,863.77

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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.