Home / 6,251.63-9,376.76-1,868.06

Finding the Fourth Proportional to 6,251.63, 9,376.76 and 1,868.06

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Solution

The fourth proportional to 6,251.63, 9,376.76 and 1,868.06 is: 2,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.63 : 9,376.76 = 1,868.06 : x
  2. Step 2: Convert to fraction form
    6,251.63/9,376.76 = 1,868.06/x
  3. Step 3: Cross multiply
    6,251.63x = 9,376.76 × 1,868.06
  4. Step 4: Simplify right side
    6,251.63x = 17,516,378.40
  5. Step 5: Solve for x
    x = 17,516,378.40/6,251.63
  6. Step 6: Final answer
    x = 2,801.89

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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.