Home / 12,068.93-18,106.13-4,277.75

Finding the Fourth Proportional to 12,068.93, 18,106.13 and 4,277.75

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Solution

The fourth proportional to 12,068.93, 18,106.13 and 4,277.75 is: 6,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.93 : 18,106.13 = 4,277.75 : x
  2. Step 2: Convert to fraction form
    12,068.93/18,106.13 = 4,277.75/x
  3. Step 3: Cross multiply
    12,068.93x = 18,106.13 × 4,277.75
  4. Step 4: Simplify right side
    12,068.93x = 77,453,417.77
  5. Step 5: Solve for x
    x = 77,453,417.77/12,068.93
  6. Step 6: Final answer
    x = 6,417.59

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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.