Home / 5,009.16-6,912.04-2,770.76

Finding the Fourth Proportional to 5,009.16, 6,912.04 and 2,770.76

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Solution

The fourth proportional to 5,009.16, 6,912.04 and 2,770.76 is: 3,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.16 : 6,912.04 = 2,770.76 : x
  2. Step 2: Convert to fraction form
    5,009.16/6,912.04 = 2,770.76/x
  3. Step 3: Cross multiply
    5,009.16x = 6,912.04 × 2,770.76
  4. Step 4: Simplify right side
    5,009.16x = 19,151,603.95
  5. Step 5: Solve for x
    x = 19,151,603.95/5,009.16
  6. Step 6: Final answer
    x = 3,823.32

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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.