Home / 10,427.56-15,630.30-4,876.24

Finding the Fourth Proportional to 10,427.56, 15,630.30 and 4,876.24

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Solution

The fourth proportional to 10,427.56, 15,630.30 and 4,876.24 is: 7,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.56 : 15,630.30 = 4,876.24 : x
  2. Step 2: Convert to fraction form
    10,427.56/15,630.30 = 4,876.24/x
  3. Step 3: Cross multiply
    10,427.56x = 15,630.30 × 4,876.24
  4. Step 4: Simplify right side
    10,427.56x = 76,217,094.07
  5. Step 5: Solve for x
    x = 76,217,094.07/10,427.56
  6. Step 6: Final answer
    x = 7,309.20

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1.5x scale

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.