Home / 7,037.54-10,554.74-2,106.55

Finding the Fourth Proportional to 7,037.54, 10,554.74 and 2,106.55

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Solution

The fourth proportional to 7,037.54, 10,554.74 and 2,106.55 is: 3,159.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.54 : 10,554.74 = 2,106.55 : x
  2. Step 2: Convert to fraction form
    7,037.54/10,554.74 = 2,106.55/x
  3. Step 3: Cross multiply
    7,037.54x = 10,554.74 × 2,106.55
  4. Step 4: Simplify right side
    7,037.54x = 22,234,098.11
  5. Step 5: Solve for x
    x = 22,234,098.11/7,037.54
  6. Step 6: Final answer
    x = 3,159.35

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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.