Home / 9,211.76-12,712.25-5,020.01

Finding the Fourth Proportional to 9,211.76, 12,712.25 and 5,020.01

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Solution

The fourth proportional to 9,211.76, 12,712.25 and 5,020.01 is: 6,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.76 : 12,712.25 = 5,020.01 : x
  2. Step 2: Convert to fraction form
    9,211.76/12,712.25 = 5,020.01/x
  3. Step 3: Cross multiply
    9,211.76x = 12,712.25 × 5,020.01
  4. Step 4: Simplify right side
    9,211.76x = 63,815,597.02
  5. Step 5: Solve for x
    x = 63,815,597.02/9,211.76
  6. Step 6: Final answer
    x = 6,927.62

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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.