Home / 1,585.11-2,186.67-1,026.06

Finding the Fourth Proportional to 1,585.11, 2,186.67 and 1,026.06

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Solution

The fourth proportional to 1,585.11, 2,186.67 and 1,026.06 is: 1,415.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585.11 : 2,186.67 = 1,026.06 : x
  2. Step 2: Convert to fraction form
    1,585.11/2,186.67 = 1,026.06/x
  3. Step 3: Cross multiply
    1,585.11x = 2,186.67 × 1,026.06
  4. Step 4: Simplify right side
    1,585.11x = 2,243,654.62
  5. Step 5: Solve for x
    x = 2,243,654.62/1,585.11
  6. Step 6: Final answer
    x = 1,415.46

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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.