Home / 8,015.76-11,058.84-4,872.24

Finding the Fourth Proportional to 8,015.76, 11,058.84 and 4,872.24

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Solution

The fourth proportional to 8,015.76, 11,058.84 and 4,872.24 is: 6,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.76 : 11,058.84 = 4,872.24 : x
  2. Step 2: Convert to fraction form
    8,015.76/11,058.84 = 4,872.24/x
  3. Step 3: Cross multiply
    8,015.76x = 11,058.84 × 4,872.24
  4. Step 4: Simplify right side
    8,015.76x = 53,881,322.60
  5. Step 5: Solve for x
    x = 53,881,322.60/8,015.76
  6. Step 6: Final answer
    x = 6,721.92

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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.