Home / 7,923.08-10,932.14-4,779.20

Finding the Fourth Proportional to 7,923.08, 10,932.14 and 4,779.20

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Solution

The fourth proportional to 7,923.08, 10,932.14 and 4,779.20 is: 6,594.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.08 : 10,932.14 = 4,779.20 : x
  2. Step 2: Convert to fraction form
    7,923.08/10,932.14 = 4,779.20/x
  3. Step 3: Cross multiply
    7,923.08x = 10,932.14 × 4,779.20
  4. Step 4: Simplify right side
    7,923.08x = 52,246,883.49
  5. Step 5: Solve for x
    x = 52,246,883.49/7,923.08
  6. Step 6: Final answer
    x = 6,594.26

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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.