Home / 8,463.15-11,680.56-4,928.45

Finding the Fourth Proportional to 8,463.15, 11,680.56 and 4,928.45

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Solution

The fourth proportional to 8,463.15, 11,680.56 and 4,928.45 is: 6,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.15 : 11,680.56 = 4,928.45 : x
  2. Step 2: Convert to fraction form
    8,463.15/11,680.56 = 4,928.45/x
  3. Step 3: Cross multiply
    8,463.15x = 11,680.56 × 4,928.45
  4. Step 4: Simplify right side
    8,463.15x = 57,566,997.53
  5. Step 5: Solve for x
    x = 57,566,997.53/8,463.15
  6. Step 6: Final answer
    x = 6,802.08

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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.