Home / 6,443.19-9,666.05-2,060.91

Finding the Fourth Proportional to 6,443.19, 9,666.05 and 2,060.91

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Solution

The fourth proportional to 6,443.19, 9,666.05 and 2,060.91 is: 3,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443.19 : 9,666.05 = 2,060.91 : x
  2. Step 2: Convert to fraction form
    6,443.19/9,666.05 = 2,060.91/x
  3. Step 3: Cross multiply
    6,443.19x = 9,666.05 × 2,060.91
  4. Step 4: Simplify right side
    6,443.19x = 19,920,848.80
  5. Step 5: Solve for x
    x = 19,920,848.80/6,443.19
  6. Step 6: Final answer
    x = 3,091.77

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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.