Home / 12,085.01-16,677.24-6,779.81

Finding the Fourth Proportional to 12,085.01, 16,677.24 and 6,779.81

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Solution

The fourth proportional to 12,085.01, 16,677.24 and 6,779.81 is: 9,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085.01 : 16,677.24 = 6,779.81 : x
  2. Step 2: Convert to fraction form
    12,085.01/16,677.24 = 6,779.81/x
  3. Step 3: Cross multiply
    12,085.01x = 16,677.24 × 6,779.81
  4. Step 4: Simplify right side
    12,085.01x = 113,068,572.93
  5. Step 5: Solve for x
    x = 113,068,572.93/12,085.01
  6. Step 6: Final answer
    x = 9,356.10

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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.