Home / 1,037.28-1,431.36-595.09

Finding the Fourth Proportional to 1,037.28, 1,431.36 and 595.09

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Solution

The fourth proportional to 1,037.28, 1,431.36 and 595.09 is: 821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.28 : 1,431.36 = 595.09 : x
  2. Step 2: Convert to fraction form
    1,037.28/1,431.36 = 595.09/x
  3. Step 3: Cross multiply
    1,037.28x = 1,431.36 × 595.09
  4. Step 4: Simplify right side
    1,037.28x = 851,784.44
  5. Step 5: Solve for x
    x = 851,784.44/1,037.28
  6. Step 6: Final answer
    x = 821.17

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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.