Home / 1,558.38-2,336.13-583.74

Finding the Fourth Proportional to 1,558.38, 2,336.13 and 583.74

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Solution

The fourth proportional to 1,558.38, 2,336.13 and 583.74 is: 875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.38 : 2,336.13 = 583.74 : x
  2. Step 2: Convert to fraction form
    1,558.38/2,336.13 = 583.74/x
  3. Step 3: Cross multiply
    1,558.38x = 2,336.13 × 583.74
  4. Step 4: Simplify right side
    1,558.38x = 1,363,692.53
  5. Step 5: Solve for x
    x = 1,363,692.53/1,558.38
  6. Step 6: Final answer
    x = 875.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.