Home / 2,929.50-4,041.76-2,045.79

Finding the Fourth Proportional to 2,929.50, 4,041.76 and 2,045.79

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Solution

The fourth proportional to 2,929.50, 4,041.76 and 2,045.79 is: 2,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.50 : 4,041.76 = 2,045.79 : x
  2. Step 2: Convert to fraction form
    2,929.50/4,041.76 = 2,045.79/x
  3. Step 3: Cross multiply
    2,929.50x = 4,041.76 × 2,045.79
  4. Step 4: Simplify right side
    2,929.50x = 8,268,587.08
  5. Step 5: Solve for x
    x = 8,268,587.08/2,929.50
  6. Step 6: Final answer
    x = 2,822.53

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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.