Home / 8,045.45-12,070.01-2,851.33

Finding the Fourth Proportional to 8,045.45, 12,070.01 and 2,851.33

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Solution

The fourth proportional to 8,045.45, 12,070.01 and 2,851.33 is: 4,277.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.45 : 12,070.01 = 2,851.33 : x
  2. Step 2: Convert to fraction form
    8,045.45/12,070.01 = 2,851.33/x
  3. Step 3: Cross multiply
    8,045.45x = 12,070.01 × 2,851.33
  4. Step 4: Simplify right side
    8,045.45x = 34,415,581.61
  5. Step 5: Solve for x
    x = 34,415,581.61/8,045.45
  6. Step 6: Final answer
    x = 4,277.65

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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.