Home / 12,007.20-16,569.84-6,701.85

Finding the Fourth Proportional to 12,007.20, 16,569.84 and 6,701.85

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Solution

The fourth proportional to 12,007.20, 16,569.84 and 6,701.85 is: 9,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.20 : 16,569.84 = 6,701.85 : x
  2. Step 2: Convert to fraction form
    12,007.20/16,569.84 = 6,701.85/x
  3. Step 3: Cross multiply
    12,007.20x = 16,569.84 × 6,701.85
  4. Step 4: Simplify right side
    12,007.20x = 111,048,582.20
  5. Step 5: Solve for x
    x = 111,048,582.20/12,007.20
  6. Step 6: Final answer
    x = 9,248.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.