Home / 1,812.07-2,500.76-1,026.17

Finding the Fourth Proportional to 1,812.07, 2,500.76 and 1,026.17

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Solution

The fourth proportional to 1,812.07, 2,500.76 and 1,026.17 is: 1,416.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.07 : 2,500.76 = 1,026.17 : x
  2. Step 2: Convert to fraction form
    1,812.07/2,500.76 = 1,026.17/x
  3. Step 3: Cross multiply
    1,812.07x = 2,500.76 × 1,026.17
  4. Step 4: Simplify right side
    1,812.07x = 2,566,187.25
  5. Step 5: Solve for x
    x = 2,566,187.25/1,812.07
  6. Step 6: Final answer
    x = 1,416.17

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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.