Home / 10,291.16-15,434.30-4,048.50

Finding the Fourth Proportional to 10,291.16, 15,434.30 and 4,048.50

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Solution

The fourth proportional to 10,291.16, 15,434.30 and 4,048.50 is: 6,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.16 : 15,434.30 = 4,048.50 : x
  2. Step 2: Convert to fraction form
    10,291.16/15,434.30 = 4,048.50/x
  3. Step 3: Cross multiply
    10,291.16x = 15,434.30 × 4,048.50
  4. Step 4: Simplify right side
    10,291.16x = 62,485,763.55
  5. Step 5: Solve for x
    x = 62,485,763.55/10,291.16
  6. Step 6: Final answer
    x = 6,071.79

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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.