Home / 6,675.36-10,013.10-2,779.76

Finding the Fourth Proportional to 6,675.36, 10,013.10 and 2,779.76

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Solution

The fourth proportional to 6,675.36, 10,013.10 and 2,779.76 is: 4,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.36 : 10,013.10 = 2,779.76 : x
  2. Step 2: Convert to fraction form
    6,675.36/10,013.10 = 2,779.76/x
  3. Step 3: Cross multiply
    6,675.36x = 10,013.10 × 2,779.76
  4. Step 4: Simplify right side
    6,675.36x = 27,834,014.86
  5. Step 5: Solve for x
    x = 27,834,014.86/6,675.36
  6. Step 6: Final answer
    x = 4,169.66

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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.