Home / 2,126.34-2,926.29-1,751.85

Finding the Fourth Proportional to 2,126.34, 2,926.29 and 1,751.85

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Solution

The fourth proportional to 2,126.34, 2,926.29 and 1,751.85 is: 2,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.34 : 2,926.29 = 1,751.85 : x
  2. Step 2: Convert to fraction form
    2,126.34/2,926.29 = 1,751.85/x
  3. Step 3: Cross multiply
    2,126.34x = 2,926.29 × 1,751.85
  4. Step 4: Simplify right side
    2,126.34x = 5,126,427.71
  5. Step 5: Solve for x
    x = 5,126,427.71/2,126.34
  6. Step 6: Final answer
    x = 2,410.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.