Home / 1,150.16-1,588.26-837.22

Finding the Fourth Proportional to 1,150.16, 1,588.26 and 837.22

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Solution

The fourth proportional to 1,150.16, 1,588.26 and 837.22 is: 1,156.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.16 : 1,588.26 = 837.22 : x
  2. Step 2: Convert to fraction form
    1,150.16/1,588.26 = 837.22/x
  3. Step 3: Cross multiply
    1,150.16x = 1,588.26 × 837.22
  4. Step 4: Simplify right side
    1,150.16x = 1,329,723.04
  5. Step 5: Solve for x
    x = 1,329,723.04/1,150.16
  6. Step 6: Final answer
    x = 1,156.12

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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.