Home / 1,037.33-1,431.42-589.19

Finding the Fourth Proportional to 1,037.33, 1,431.42 and 589.19

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Solution

The fourth proportional to 1,037.33, 1,431.42 and 589.19 is: 813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.33 : 1,431.42 = 589.19 : x
  2. Step 2: Convert to fraction form
    1,037.33/1,431.42 = 589.19/x
  3. Step 3: Cross multiply
    1,037.33x = 1,431.42 × 589.19
  4. Step 4: Simplify right side
    1,037.33x = 843,378.35
  5. Step 5: Solve for x
    x = 843,378.35/1,037.33
  6. Step 6: Final answer
    x = 813.03

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Half scale
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Double scale
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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.