Home / 10,273.64-14,178.34-7,751.32

Finding the Fourth Proportional to 10,273.64, 14,178.34 and 7,751.32

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Solution

The fourth proportional to 10,273.64, 14,178.34 and 7,751.32 is: 10,697.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.64 : 14,178.34 = 7,751.32 : x
  2. Step 2: Convert to fraction form
    10,273.64/14,178.34 = 7,751.32/x
  3. Step 3: Cross multiply
    10,273.64x = 14,178.34 × 7,751.32
  4. Step 4: Simplify right side
    10,273.64x = 109,900,850.41
  5. Step 5: Solve for x
    x = 109,900,850.41/10,273.64
  6. Step 6: Final answer
    x = 10,697.36

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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.