Home / 4,875.04-7,312.56-3,896.56

Finding the Fourth Proportional to 4,875.04, 7,312.56 and 3,896.56

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Solution

The fourth proportional to 4,875.04, 7,312.56 and 3,896.56 is: 5,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.04 : 7,312.56 = 3,896.56 : x
  2. Step 2: Convert to fraction form
    4,875.04/7,312.56 = 3,896.56/x
  3. Step 3: Cross multiply
    4,875.04x = 7,312.56 × 3,896.56
  4. Step 4: Simplify right side
    4,875.04x = 28,493,828.79
  5. Step 5: Solve for x
    x = 28,493,828.79/4,875.04
  6. Step 6: Final answer
    x = 5,844.84

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.