Home / 7,340.57-11,005.47-4,711.06

Finding the Fourth Proportional to 7,340.57, 11,005.47 and 4,711.06

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Solution

The fourth proportional to 7,340.57, 11,005.47 and 4,711.06 is: 7,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.57 : 11,005.47 = 4,711.06 : x
  2. Step 2: Convert to fraction form
    7,340.57/11,005.47 = 4,711.06/x
  3. Step 3: Cross multiply
    7,340.57x = 11,005.47 × 4,711.06
  4. Step 4: Simplify right side
    7,340.57x = 51,847,443.26
  5. Step 5: Solve for x
    x = 51,847,443.26/7,340.57
  6. Step 6: Final answer
    x = 7,063.13

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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.