Home / 7,320.67-10,983.08-2,941.20

Finding the Fourth Proportional to 7,320.67, 10,983.08 and 2,941.20

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Solution

The fourth proportional to 7,320.67, 10,983.08 and 2,941.20 is: 4,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.67 : 10,983.08 = 2,941.20 : x
  2. Step 2: Convert to fraction form
    7,320.67/10,983.08 = 2,941.20/x
  3. Step 3: Cross multiply
    7,320.67x = 10,983.08 × 2,941.20
  4. Step 4: Simplify right side
    7,320.67x = 32,303,420.19
  5. Step 5: Solve for x
    x = 32,303,420.19/7,320.67
  6. Step 6: Final answer
    x = 4,412.63

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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.