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Finding the Fourth Proportional to 5,823.30, 8,726.31 and 5,624.58

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Solution

The fourth proportional to 5,823.30, 8,726.31 and 5,624.58 is: 8,428.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,823.30 : 8,726.31 = 5,624.58 : x
  2. Step 2: Convert to fraction form
    5,823.30/8,726.31 = 5,624.58/x
  3. Step 3: Cross multiply
    5,823.30x = 8,726.31 × 5,624.58
  4. Step 4: Simplify right side
    5,823.30x = 49,081,828.70
  5. Step 5: Solve for x
    x = 49,081,828.70/5,823.30
  6. Step 6: Final answer
    x = 8,428.52

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1.5x scale

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.