Home / 5,810.18-8,712.38-2,477.90

Finding the Fourth Proportional to 5,810.18, 8,712.38 and 2,477.90

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Solution

The fourth proportional to 5,810.18, 8,712.38 and 2,477.90 is: 3,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.18 : 8,712.38 = 2,477.90 : x
  2. Step 2: Convert to fraction form
    5,810.18/8,712.38 = 2,477.90/x
  3. Step 3: Cross multiply
    5,810.18x = 8,712.38 × 2,477.90
  4. Step 4: Simplify right side
    5,810.18x = 21,588,427.41
  5. Step 5: Solve for x
    x = 21,588,427.41/5,810.18
  6. Step 6: Final answer
    x = 3,715.62

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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.