Home / 9,856.12-13,601.44-5,607.16

Finding the Fourth Proportional to 9,856.12, 13,601.44 and 5,607.16

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Solution

The fourth proportional to 9,856.12, 13,601.44 and 5,607.16 is: 7,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856.12 : 13,601.44 = 5,607.16 : x
  2. Step 2: Convert to fraction form
    9,856.12/13,601.44 = 5,607.16/x
  3. Step 3: Cross multiply
    9,856.12x = 13,601.44 × 5,607.16
  4. Step 4: Simplify right side
    9,856.12x = 76,265,450.31
  5. Step 5: Solve for x
    x = 76,265,450.31/9,856.12
  6. Step 6: Final answer
    x = 7,737.88

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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.