Home / 7,223.70-10,839.15-4,106.10

Finding the Fourth Proportional to 7,223.70, 10,839.15 and 4,106.10

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Solution

The fourth proportional to 7,223.70, 10,839.15 and 4,106.10 is: 6,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.70 : 10,839.15 = 4,106.10 : x
  2. Step 2: Convert to fraction form
    7,223.70/10,839.15 = 4,106.10/x
  3. Step 3: Cross multiply
    7,223.70x = 10,839.15 × 4,106.10
  4. Step 4: Simplify right side
    7,223.70x = 44,506,633.82
  5. Step 5: Solve for x
    x = 44,506,633.82/7,223.70
  6. Step 6: Final answer
    x = 6,161.20

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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.