Home / 4,828.69-7,236.14-2,854.72

Finding the Fourth Proportional to 4,828.69, 7,236.14 and 2,854.72

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Solution

The fourth proportional to 4,828.69, 7,236.14 and 2,854.72 is: 4,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.69 : 7,236.14 = 2,854.72 : x
  2. Step 2: Convert to fraction form
    4,828.69/7,236.14 = 2,854.72/x
  3. Step 3: Cross multiply
    4,828.69x = 7,236.14 × 2,854.72
  4. Step 4: Simplify right side
    4,828.69x = 20,657,117.40
  5. Step 5: Solve for x
    x = 20,657,117.40/4,828.69
  6. Step 6: Final answer
    x = 4,278.00

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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.