Home / 10,256.10-15,362.28-6,348.66

Finding the Fourth Proportional to 10,256.10, 15,362.28 and 6,348.66

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Solution

The fourth proportional to 10,256.10, 15,362.28 and 6,348.66 is: 9,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.10 : 15,362.28 = 6,348.66 : x
  2. Step 2: Convert to fraction form
    10,256.10/15,362.28 = 6,348.66/x
  3. Step 3: Cross multiply
    10,256.10x = 15,362.28 × 6,348.66
  4. Step 4: Simplify right side
    10,256.10x = 97,529,892.54
  5. Step 5: Solve for x
    x = 97,529,892.54/10,256.10
  6. Step 6: Final answer
    x = 9,509.45

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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.