Home / 10,454.32-14,428.20-6,262.48

Finding the Fourth Proportional to 10,454.32, 14,428.20 and 6,262.48

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Solution

The fourth proportional to 10,454.32, 14,428.20 and 6,262.48 is: 8,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.32 : 14,428.20 = 6,262.48 : x
  2. Step 2: Convert to fraction form
    10,454.32/14,428.20 = 6,262.48/x
  3. Step 3: Cross multiply
    10,454.32x = 14,428.20 × 6,262.48
  4. Step 4: Simplify right side
    10,454.32x = 90,356,313.94
  5. Step 5: Solve for x
    x = 90,356,313.94/10,454.32
  6. Step 6: Final answer
    x = 8,642.96

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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.