Home / 8,030.33-12,044.28-2,187.40

Finding the Fourth Proportional to 8,030.33, 12,044.28 and 2,187.40

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Solution

The fourth proportional to 8,030.33, 12,044.28 and 2,187.40 is: 3,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.33 : 12,044.28 = 2,187.40 : x
  2. Step 2: Convert to fraction form
    8,030.33/12,044.28 = 2,187.40/x
  3. Step 3: Cross multiply
    8,030.33x = 12,044.28 × 2,187.40
  4. Step 4: Simplify right side
    8,030.33x = 26,345,658.07
  5. Step 5: Solve for x
    x = 26,345,658.07/8,030.33
  6. Step 6: Final answer
    x = 3,280.77

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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.