Home / 11,038.01-15,227.34-6,319.76

Finding the Fourth Proportional to 11,038.01, 15,227.34 and 6,319.76

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Solution

The fourth proportional to 11,038.01, 15,227.34 and 6,319.76 is: 8,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.01 : 15,227.34 = 6,319.76 : x
  2. Step 2: Convert to fraction form
    11,038.01/15,227.34 = 6,319.76/x
  3. Step 3: Cross multiply
    11,038.01x = 15,227.34 × 6,319.76
  4. Step 4: Simplify right side
    11,038.01x = 96,233,134.24
  5. Step 5: Solve for x
    x = 96,233,134.24/11,038.01
  6. Step 6: Final answer
    x = 8,718.34

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1.5x scale

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.