Home / 7,347.84-11,020.68-2,152.32

Finding the Fourth Proportional to 7,347.84, 11,020.68 and 2,152.32

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Solution

The fourth proportional to 7,347.84, 11,020.68 and 2,152.32 is: 3,228.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.84 : 11,020.68 = 2,152.32 : x
  2. Step 2: Convert to fraction form
    7,347.84/11,020.68 = 2,152.32/x
  3. Step 3: Cross multiply
    7,347.84x = 11,020.68 × 2,152.32
  4. Step 4: Simplify right side
    7,347.84x = 23,720,029.98
  5. Step 5: Solve for x
    x = 23,720,029.98/7,347.84
  6. Step 6: Final answer
    x = 3,228.16

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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.