Home / 5,526.61-8,291.31-1,631.05

Finding the Fourth Proportional to 5,526.61, 8,291.31 and 1,631.05

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Solution

The fourth proportional to 5,526.61, 8,291.31 and 1,631.05 is: 2,446.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.61 : 8,291.31 = 1,631.05 : x
  2. Step 2: Convert to fraction form
    5,526.61/8,291.31 = 1,631.05/x
  3. Step 3: Cross multiply
    5,526.61x = 8,291.31 × 1,631.05
  4. Step 4: Simplify right side
    5,526.61x = 13,523,541.18
  5. Step 5: Solve for x
    x = 13,523,541.18/5,526.61
  6. Step 6: Final answer
    x = 2,446.99

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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.