Home / 10,779.40-14,873.70-6,063.88

Finding the Fourth Proportional to 10,779.40, 14,873.70 and 6,063.88

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Solution

The fourth proportional to 10,779.40, 14,873.70 and 6,063.88 is: 8,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.40 : 14,873.70 = 6,063.88 : x
  2. Step 2: Convert to fraction form
    10,779.40/14,873.70 = 6,063.88/x
  3. Step 3: Cross multiply
    10,779.40x = 14,873.70 × 6,063.88
  4. Step 4: Simplify right side
    10,779.40x = 90,192,331.96
  5. Step 5: Solve for x
    x = 90,192,331.96/10,779.40
  6. Step 6: Final answer
    x = 8,367.10

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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.