Home / 10,225.95-15,339.26-2,829.79

Finding the Fourth Proportional to 10,225.95, 15,339.26 and 2,829.79

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Solution

The fourth proportional to 10,225.95, 15,339.26 and 2,829.79 is: 4,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.95 : 15,339.26 = 2,829.79 : x
  2. Step 2: Convert to fraction form
    10,225.95/15,339.26 = 2,829.79/x
  3. Step 3: Cross multiply
    10,225.95x = 15,339.26 × 2,829.79
  4. Step 4: Simplify right side
    10,225.95x = 43,406,807.86
  5. Step 5: Solve for x
    x = 43,406,807.86/10,225.95
  6. Step 6: Final answer
    x = 4,244.77

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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.