Home / 8,176.48-12,264.72-5,716.06

Finding the Fourth Proportional to 8,176.48, 12,264.72 and 5,716.06

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Solution

The fourth proportional to 8,176.48, 12,264.72 and 5,716.06 is: 8,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.48 : 12,264.72 = 5,716.06 : x
  2. Step 2: Convert to fraction form
    8,176.48/12,264.72 = 5,716.06/x
  3. Step 3: Cross multiply
    8,176.48x = 12,264.72 × 5,716.06
  4. Step 4: Simplify right side
    8,176.48x = 70,105,875.40
  5. Step 5: Solve for x
    x = 70,105,875.40/8,176.48
  6. Step 6: Final answer
    x = 8,574.09

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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.