Home / 4,747.51-6,551.58-2,758.46

Finding the Fourth Proportional to 4,747.51, 6,551.58 and 2,758.46

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Solution

The fourth proportional to 4,747.51, 6,551.58 and 2,758.46 is: 3,806.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.51 : 6,551.58 = 2,758.46 : x
  2. Step 2: Convert to fraction form
    4,747.51/6,551.58 = 2,758.46/x
  3. Step 3: Cross multiply
    4,747.51x = 6,551.58 × 2,758.46
  4. Step 4: Simplify right side
    4,747.51x = 18,072,248.95
  5. Step 5: Solve for x
    x = 18,072,248.95/4,747.51
  6. Step 6: Final answer
    x = 3,806.68

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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.