Home / 7,349.11-10,135.05-4,830.22

Finding the Fourth Proportional to 7,349.11, 10,135.05 and 4,830.22

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Solution

The fourth proportional to 7,349.11, 10,135.05 and 4,830.22 is: 6,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.11 : 10,135.05 = 4,830.22 : x
  2. Step 2: Convert to fraction form
    7,349.11/10,135.05 = 4,830.22/x
  3. Step 3: Cross multiply
    7,349.11x = 10,135.05 × 4,830.22
  4. Step 4: Simplify right side
    7,349.11x = 48,954,521.21
  5. Step 5: Solve for x
    x = 48,954,521.21/7,349.11
  6. Step 6: Final answer
    x = 6,661.29

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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.