Home / 10,618.34-15,927.51-4,768.12

Finding the Fourth Proportional to 10,618.34, 15,927.51 and 4,768.12

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Solution

The fourth proportional to 10,618.34, 15,927.51 and 4,768.12 is: 7,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.34 : 15,927.51 = 4,768.12 : x
  2. Step 2: Convert to fraction form
    10,618.34/15,927.51 = 4,768.12/x
  3. Step 3: Cross multiply
    10,618.34x = 15,927.51 × 4,768.12
  4. Step 4: Simplify right side
    10,618.34x = 75,944,278.98
  5. Step 5: Solve for x
    x = 75,944,278.98/10,618.34
  6. Step 6: Final answer
    x = 7,152.18

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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.