Home / 7,913.28-11,854.80-4,794.24

Finding the Fourth Proportional to 7,913.28, 11,854.80 and 4,794.24

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Solution

The fourth proportional to 7,913.28, 11,854.80 and 4,794.24 is: 7,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.28 : 11,854.80 = 4,794.24 : x
  2. Step 2: Convert to fraction form
    7,913.28/11,854.80 = 4,794.24/x
  3. Step 3: Cross multiply
    7,913.28x = 11,854.80 × 4,794.24
  4. Step 4: Simplify right side
    7,913.28x = 56,834,756.35
  5. Step 5: Solve for x
    x = 56,834,756.35/7,913.28
  6. Step 6: Final answer
    x = 7,182.20

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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.