Home / 7,434.12-11,210.22-7,335.30

Finding the Fourth Proportional to 7,434.12, 11,210.22 and 7,335.30

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Solution

The fourth proportional to 7,434.12, 11,210.22 and 7,335.30 is: 11,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.12 : 11,210.22 = 7,335.30 : x
  2. Step 2: Convert to fraction form
    7,434.12/11,210.22 = 7,335.30/x
  3. Step 3: Cross multiply
    7,434.12x = 11,210.22 × 7,335.30
  4. Step 4: Simplify right side
    7,434.12x = 82,230,326.77
  5. Step 5: Solve for x
    x = 82,230,326.77/7,434.12
  6. Step 6: Final answer
    x = 11,061.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.