Home / 2,915.23-4,022.98-1,588.98

Finding the Fourth Proportional to 2,915.23, 4,022.98 and 1,588.98

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Solution

The fourth proportional to 2,915.23, 4,022.98 and 1,588.98 is: 2,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.23 : 4,022.98 = 1,588.98 : x
  2. Step 2: Convert to fraction form
    2,915.23/4,022.98 = 1,588.98/x
  3. Step 3: Cross multiply
    2,915.23x = 4,022.98 × 1,588.98
  4. Step 4: Simplify right side
    2,915.23x = 6,392,434.76
  5. Step 5: Solve for x
    x = 6,392,434.76/2,915.23
  6. Step 6: Final answer
    x = 2,192.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.