Home / 7,827.32-11,743.70-4,902.16

Finding the Fourth Proportional to 7,827.32, 11,743.70 and 4,902.16

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Solution

The fourth proportional to 7,827.32, 11,743.70 and 4,902.16 is: 7,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.32 : 11,743.70 = 4,902.16 : x
  2. Step 2: Convert to fraction form
    7,827.32/11,743.70 = 4,902.16/x
  3. Step 3: Cross multiply
    7,827.32x = 11,743.70 × 4,902.16
  4. Step 4: Simplify right side
    7,827.32x = 57,569,496.39
  5. Step 5: Solve for x
    x = 57,569,496.39/7,827.32
  6. Step 6: Final answer
    x = 7,354.94

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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.