Home / 1,812.08-2,500.67-1,026.27

Finding the Fourth Proportional to 1,812.08, 2,500.67 and 1,026.27

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Solution

The fourth proportional to 1,812.08, 2,500.67 and 1,026.27 is: 1,416.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.08 : 2,500.67 = 1,026.27 : x
  2. Step 2: Convert to fraction form
    1,812.08/2,500.67 = 1,026.27/x
  3. Step 3: Cross multiply
    1,812.08x = 2,500.67 × 1,026.27
  4. Step 4: Simplify right side
    1,812.08x = 2,566,357.47
  5. Step 5: Solve for x
    x = 2,566,357.47/1,812.08
  6. Step 6: Final answer
    x = 1,416.25

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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.