Home / 5,117.04-7,617.42-4,878.48

Finding the Fourth Proportional to 5,117.04, 7,617.42 and 4,878.48

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Solution

The fourth proportional to 5,117.04, 7,617.42 and 4,878.48 is: 7,262.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.04 : 7,617.42 = 4,878.48 : x
  2. Step 2: Convert to fraction form
    5,117.04/7,617.42 = 4,878.48/x
  3. Step 3: Cross multiply
    5,117.04x = 7,617.42 × 4,878.48
  4. Step 4: Simplify right side
    5,117.04x = 37,161,431.12
  5. Step 5: Solve for x
    x = 37,161,431.12/5,117.04
  6. Step 6: Final answer
    x = 7,262.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.