Home / 12,064.20-16,648.93-6,758.91

Finding the Fourth Proportional to 12,064.20, 16,648.93 and 6,758.91

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Solution

The fourth proportional to 12,064.20, 16,648.93 and 6,758.91 is: 9,327.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.20 : 16,648.93 = 6,758.91 : x
  2. Step 2: Convert to fraction form
    12,064.20/16,648.93 = 6,758.91/x
  3. Step 3: Cross multiply
    12,064.20x = 16,648.93 × 6,758.91
  4. Step 4: Simplify right side
    12,064.20x = 112,528,619.47
  5. Step 5: Solve for x
    x = 112,528,619.47/12,064.20
  6. Step 6: Final answer
    x = 9,327.48

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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.