Home / 7,927.23-11,888.40-6,363.54

Finding the Fourth Proportional to 7,927.23, 11,888.40 and 6,363.54

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Solution

The fourth proportional to 7,927.23, 11,888.40 and 6,363.54 is: 9,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.23 : 11,888.40 = 6,363.54 : x
  2. Step 2: Convert to fraction form
    7,927.23/11,888.40 = 6,363.54/x
  3. Step 3: Cross multiply
    7,927.23x = 11,888.40 × 6,363.54
  4. Step 4: Simplify right side
    7,927.23x = 75,652,308.94
  5. Step 5: Solve for x
    x = 75,652,308.94/7,927.23
  6. Step 6: Final answer
    x = 9,543.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.