Home / 10,734.63-14,812.38-6,257.76

Finding the Fourth Proportional to 10,734.63, 14,812.38 and 6,257.76

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Solution

The fourth proportional to 10,734.63, 14,812.38 and 6,257.76 is: 8,634.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.63 : 14,812.38 = 6,257.76 : x
  2. Step 2: Convert to fraction form
    10,734.63/14,812.38 = 6,257.76/x
  3. Step 3: Cross multiply
    10,734.63x = 14,812.38 × 6,257.76
  4. Step 4: Simplify right side
    10,734.63x = 92,692,319.07
  5. Step 5: Solve for x
    x = 92,692,319.07/10,734.63
  6. Step 6: Final answer
    x = 8,634.89

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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.