Home / 2,993.04-4,132.80-2,329.20

Finding the Fourth Proportional to 2,993.04, 4,132.80 and 2,329.20

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Solution

The fourth proportional to 2,993.04, 4,132.80 and 2,329.20 is: 3,216.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.04 : 4,132.80 = 2,329.20 : x
  2. Step 2: Convert to fraction form
    2,993.04/4,132.80 = 2,329.20/x
  3. Step 3: Cross multiply
    2,993.04x = 4,132.80 × 2,329.20
  4. Step 4: Simplify right side
    2,993.04x = 9,626,117.76
  5. Step 5: Solve for x
    x = 9,626,117.76/2,993.04
  6. Step 6: Final answer
    x = 3,216.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.