Home / 10,442.60-14,409.78-6,250.76

Finding the Fourth Proportional to 10,442.60, 14,409.78 and 6,250.76

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Solution

The fourth proportional to 10,442.60, 14,409.78 and 6,250.76 is: 8,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442.60 : 14,409.78 = 6,250.76 : x
  2. Step 2: Convert to fraction form
    10,442.60/14,409.78 = 6,250.76/x
  3. Step 3: Cross multiply
    10,442.60x = 14,409.78 × 6,250.76
  4. Step 4: Simplify right side
    10,442.60x = 90,072,076.43
  5. Step 5: Solve for x
    x = 90,072,076.43/10,442.60
  6. Step 6: Final answer
    x = 8,625.45

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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.