Home / 7,118.45-10,677.67-1,924.32

Finding the Fourth Proportional to 7,118.45, 10,677.67 and 1,924.32

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Solution

The fourth proportional to 7,118.45, 10,677.67 and 1,924.32 is: 2,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118.45 : 10,677.67 = 1,924.32 : x
  2. Step 2: Convert to fraction form
    7,118.45/10,677.67 = 1,924.32/x
  3. Step 3: Cross multiply
    7,118.45x = 10,677.67 × 1,924.32
  4. Step 4: Simplify right side
    7,118.45x = 20,547,253.93
  5. Step 5: Solve for x
    x = 20,547,253.93/7,118.45
  6. Step 6: Final answer
    x = 2,886.48

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Similar ratio
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1.5x scale

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.