Home / 7,521.16-11,281.66-2,900.92

Finding the Fourth Proportional to 7,521.16, 11,281.66 and 2,900.92

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Solution

The fourth proportional to 7,521.16, 11,281.66 and 2,900.92 is: 4,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.16 : 11,281.66 = 2,900.92 : x
  2. Step 2: Convert to fraction form
    7,521.16/11,281.66 = 2,900.92/x
  3. Step 3: Cross multiply
    7,521.16x = 11,281.66 × 2,900.92
  4. Step 4: Simplify right side
    7,521.16x = 32,727,193.13
  5. Step 5: Solve for x
    x = 32,727,193.13/7,521.16
  6. Step 6: Final answer
    x = 4,351.35

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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.