Home / 7,947.77-11,925.29-4,054.91

Finding the Fourth Proportional to 7,947.77, 11,925.29 and 4,054.91

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Solution

The fourth proportional to 7,947.77, 11,925.29 and 4,054.91 is: 6,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.77 : 11,925.29 = 4,054.91 : x
  2. Step 2: Convert to fraction form
    7,947.77/11,925.29 = 4,054.91/x
  3. Step 3: Cross multiply
    7,947.77x = 11,925.29 × 4,054.91
  4. Step 4: Simplify right side
    7,947.77x = 48,355,928.18
  5. Step 5: Solve for x
    x = 48,355,928.18/7,947.77
  6. Step 6: Final answer
    x = 6,084.22

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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.