Home / 8,947.68-13,410.18-5,054.28

Finding the Fourth Proportional to 8,947.68, 13,410.18 and 5,054.28

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Solution

The fourth proportional to 8,947.68, 13,410.18 and 5,054.28 is: 7,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.68 : 13,410.18 = 5,054.28 : x
  2. Step 2: Convert to fraction form
    8,947.68/13,410.18 = 5,054.28/x
  3. Step 3: Cross multiply
    8,947.68x = 13,410.18 × 5,054.28
  4. Step 4: Simplify right side
    8,947.68x = 67,778,804.57
  5. Step 5: Solve for x
    x = 67,778,804.57/8,947.68
  6. Step 6: Final answer
    x = 7,575.01

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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.