Home / 10,246.56-15,378.48-4,094.88

Finding the Fourth Proportional to 10,246.56, 15,378.48 and 4,094.88

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Solution

The fourth proportional to 10,246.56, 15,378.48 and 4,094.88 is: 6,145.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.56 : 15,378.48 = 4,094.88 : x
  2. Step 2: Convert to fraction form
    10,246.56/15,378.48 = 4,094.88/x
  3. Step 3: Cross multiply
    10,246.56x = 15,378.48 × 4,094.88
  4. Step 4: Simplify right side
    10,246.56x = 62,973,030.18
  5. Step 5: Solve for x
    x = 62,973,030.18/10,246.56
  6. Step 6: Final answer
    x = 6,145.77

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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.