Home / 7,037.67-10,554.92-2,106.68

Finding the Fourth Proportional to 7,037.67, 10,554.92 and 2,106.68

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Solution

The fourth proportional to 7,037.67, 10,554.92 and 2,106.68 is: 3,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.67 : 10,554.92 = 2,106.68 : x
  2. Step 2: Convert to fraction form
    7,037.67/10,554.92 = 2,106.68/x
  3. Step 3: Cross multiply
    7,037.67x = 10,554.92 × 2,106.68
  4. Step 4: Simplify right side
    7,037.67x = 22,235,838.87
  5. Step 5: Solve for x
    x = 22,235,838.87/7,037.67
  6. Step 6: Final answer
    x = 3,159.55

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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.