Home / 10,779.15-14,875.35-6,063.39

Finding the Fourth Proportional to 10,779.15, 14,875.35 and 6,063.39

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Solution

The fourth proportional to 10,779.15, 14,875.35 and 6,063.39 is: 8,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.15 : 14,875.35 = 6,063.39 : x
  2. Step 2: Convert to fraction form
    10,779.15/14,875.35 = 6,063.39/x
  3. Step 3: Cross multiply
    10,779.15x = 14,875.35 × 6,063.39
  4. Step 4: Simplify right side
    10,779.15x = 90,195,048.44
  5. Step 5: Solve for x
    x = 90,195,048.44/10,779.15
  6. Step 6: Final answer
    x = 8,367.55

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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.