Home / 4,073.61-6,113.49-2,980.80

Finding the Fourth Proportional to 4,073.61, 6,113.49 and 2,980.80

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Solution

The fourth proportional to 4,073.61, 6,113.49 and 2,980.80 is: 4,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.61 : 6,113.49 = 2,980.80 : x
  2. Step 2: Convert to fraction form
    4,073.61/6,113.49 = 2,980.80/x
  3. Step 3: Cross multiply
    4,073.61x = 6,113.49 × 2,980.80
  4. Step 4: Simplify right side
    4,073.61x = 18,223,090.99
  5. Step 5: Solve for x
    x = 18,223,090.99/4,073.61
  6. Step 6: Final answer
    x = 4,473.45

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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.