Home / 7,779.96-10,737.25-4,423.28

Finding the Fourth Proportional to 7,779.96, 10,737.25 and 4,423.28

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Solution

The fourth proportional to 7,779.96, 10,737.25 and 4,423.28 is: 6,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779.96 : 10,737.25 = 4,423.28 : x
  2. Step 2: Convert to fraction form
    7,779.96/10,737.25 = 4,423.28/x
  3. Step 3: Cross multiply
    7,779.96x = 10,737.25 × 4,423.28
  4. Step 4: Simplify right side
    7,779.96x = 47,493,809.49
  5. Step 5: Solve for x
    x = 47,493,809.49/7,779.96
  6. Step 6: Final answer
    x = 6,104.64

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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.