Home / 6,923.08-9,553.95-3,779.20

Finding the Fourth Proportional to 6,923.08, 9,553.95 and 3,779.20

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Solution

The fourth proportional to 6,923.08, 9,553.95 and 3,779.20 is: 5,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.08 : 9,553.95 = 3,779.20 : x
  2. Step 2: Convert to fraction form
    6,923.08/9,553.95 = 3,779.20/x
  3. Step 3: Cross multiply
    6,923.08x = 9,553.95 × 3,779.20
  4. Step 4: Simplify right side
    6,923.08x = 36,106,287.84
  5. Step 5: Solve for x
    x = 36,106,287.84/6,923.08
  6. Step 6: Final answer
    x = 5,215.35

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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.