Home / 5,877.04-8,812.76-3,412.62

Finding the Fourth Proportional to 5,877.04, 8,812.76 and 3,412.62

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Solution

The fourth proportional to 5,877.04, 8,812.76 and 3,412.62 is: 5,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.04 : 8,812.76 = 3,412.62 : x
  2. Step 2: Convert to fraction form
    5,877.04/8,812.76 = 3,412.62/x
  3. Step 3: Cross multiply
    5,877.04x = 8,812.76 × 3,412.62
  4. Step 4: Simplify right side
    5,877.04x = 30,074,601.03
  5. Step 5: Solve for x
    x = 30,074,601.03/5,877.04
  6. Step 6: Final answer
    x = 5,117.30

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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.