Home / 3,030.30-4,540.05-2,598.30

Finding the Fourth Proportional to 3,030.30, 4,540.05 and 2,598.30

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Solution

The fourth proportional to 3,030.30, 4,540.05 and 2,598.30 is: 3,892.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.30 : 4,540.05 = 2,598.30 : x
  2. Step 2: Convert to fraction form
    3,030.30/4,540.05 = 2,598.30/x
  3. Step 3: Cross multiply
    3,030.30x = 4,540.05 × 2,598.30
  4. Step 4: Simplify right side
    3,030.30x = 11,796,411.92
  5. Step 5: Solve for x
    x = 11,796,411.92/3,030.30
  6. Step 6: Final answer
    x = 3,892.82

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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.