Home / 7,521.45-11,277.20-4,009.23

Finding the Fourth Proportional to 7,521.45, 11,277.20 and 4,009.23

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Solution

The fourth proportional to 7,521.45, 11,277.20 and 4,009.23 is: 6,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.45 : 11,277.20 = 4,009.23 : x
  2. Step 2: Convert to fraction form
    7,521.45/11,277.20 = 4,009.23/x
  3. Step 3: Cross multiply
    7,521.45x = 11,277.20 × 4,009.23
  4. Step 4: Simplify right side
    7,521.45x = 45,212,868.51
  5. Step 5: Solve for x
    x = 45,212,868.51/7,521.45
  6. Step 6: Final answer
    x = 6,011.19

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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.