Home / 6,335.08-8,740.28-3,680.32

Finding the Fourth Proportional to 6,335.08, 8,740.28 and 3,680.32

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Solution

The fourth proportional to 6,335.08, 8,740.28 and 3,680.32 is: 5,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335.08 : 8,740.28 = 3,680.32 : x
  2. Step 2: Convert to fraction form
    6,335.08/8,740.28 = 3,680.32/x
  3. Step 3: Cross multiply
    6,335.08x = 8,740.28 × 3,680.32
  4. Step 4: Simplify right side
    6,335.08x = 32,167,027.29
  5. Step 5: Solve for x
    x = 32,167,027.29/6,335.08
  6. Step 6: Final answer
    x = 5,077.60

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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.