Home / 2,526.30-3,486.78-2,356.20

Finding the Fourth Proportional to 2,526.30, 3,486.78 and 2,356.20

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Solution

The fourth proportional to 2,526.30, 3,486.78 and 2,356.20 is: 3,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.30 : 3,486.78 = 2,356.20 : x
  2. Step 2: Convert to fraction form
    2,526.30/3,486.78 = 2,356.20/x
  3. Step 3: Cross multiply
    2,526.30x = 3,486.78 × 2,356.20
  4. Step 4: Simplify right side
    2,526.30x = 8,215,551.04
  5. Step 5: Solve for x
    x = 8,215,551.04/2,526.30
  6. Step 6: Final answer
    x = 3,252.01

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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.