Home / 2,310.02-3,187.82-1,262.08

Finding the Fourth Proportional to 2,310.02, 3,187.82 and 1,262.08

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Solution

The fourth proportional to 2,310.02, 3,187.82 and 1,262.08 is: 1,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.02 : 3,187.82 = 1,262.08 : x
  2. Step 2: Convert to fraction form
    2,310.02/3,187.82 = 1,262.08/x
  3. Step 3: Cross multiply
    2,310.02x = 3,187.82 × 1,262.08
  4. Step 4: Simplify right side
    2,310.02x = 4,023,283.87
  5. Step 5: Solve for x
    x = 4,023,283.87/2,310.02
  6. Step 6: Final answer
    x = 1,741.67

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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.