Home / 12,051.42-16,631.19-6,746.19

Finding the Fourth Proportional to 12,051.42, 16,631.19 and 6,746.19

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Solution

The fourth proportional to 12,051.42, 16,631.19 and 6,746.19 is: 9,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051.42 : 16,631.19 = 6,746.19 : x
  2. Step 2: Convert to fraction form
    12,051.42/16,631.19 = 6,746.19/x
  3. Step 3: Cross multiply
    12,051.42x = 16,631.19 × 6,746.19
  4. Step 4: Simplify right side
    12,051.42x = 112,197,167.67
  5. Step 5: Solve for x
    x = 112,197,167.67/12,051.42
  6. Step 6: Final answer
    x = 9,309.87

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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.