Home / 2,374.21-3,277.95-2,125.10

Finding the Fourth Proportional to 2,374.21, 3,277.95 and 2,125.10

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Solution

The fourth proportional to 2,374.21, 3,277.95 and 2,125.10 is: 2,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.21 : 3,277.95 = 2,125.10 : x
  2. Step 2: Convert to fraction form
    2,374.21/3,277.95 = 2,125.10/x
  3. Step 3: Cross multiply
    2,374.21x = 3,277.95 × 2,125.10
  4. Step 4: Simplify right side
    2,374.21x = 6,965,971.55
  5. Step 5: Solve for x
    x = 6,965,971.55/2,374.21
  6. Step 6: Final answer
    x = 2,934.02

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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.