Home / 8,094.39-12,141.65-2,547.51

Finding the Fourth Proportional to 8,094.39, 12,141.65 and 2,547.51

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Solution

The fourth proportional to 8,094.39, 12,141.65 and 2,547.51 is: 3,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094.39 : 12,141.65 = 2,547.51 : x
  2. Step 2: Convert to fraction form
    8,094.39/12,141.65 = 2,547.51/x
  3. Step 3: Cross multiply
    8,094.39x = 12,141.65 × 2,547.51
  4. Step 4: Simplify right side
    8,094.39x = 30,930,962.05
  5. Step 5: Solve for x
    x = 30,930,962.05/8,094.39
  6. Step 6: Final answer
    x = 3,821.28

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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.