Home / 2,087.90-3,135.46-2,023.10

Finding the Fourth Proportional to 2,087.90, 3,135.46 and 2,023.10

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Solution

The fourth proportional to 2,087.90, 3,135.46 and 2,023.10 is: 3,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087.90 : 3,135.46 = 2,023.10 : x
  2. Step 2: Convert to fraction form
    2,087.90/3,135.46 = 2,023.10/x
  3. Step 3: Cross multiply
    2,087.90x = 3,135.46 × 2,023.10
  4. Step 4: Simplify right side
    2,087.90x = 6,343,349.13
  5. Step 5: Solve for x
    x = 6,343,349.13/2,087.90
  6. Step 6: Final answer
    x = 3,038.15

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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.