Home / 9,377.28-12,943.20-6,232.32

Finding the Fourth Proportional to 9,377.28, 12,943.20 and 6,232.32

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Solution

The fourth proportional to 9,377.28, 12,943.20 and 6,232.32 is: 8,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,377.28 : 12,943.20 = 6,232.32 : x
  2. Step 2: Convert to fraction form
    9,377.28/12,943.20 = 6,232.32/x
  3. Step 3: Cross multiply
    9,377.28x = 12,943.20 × 6,232.32
  4. Step 4: Simplify right side
    9,377.28x = 80,666,164.22
  5. Step 5: Solve for x
    x = 80,666,164.22/9,377.28
  6. Step 6: Final answer
    x = 8,602.30

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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.