Home / 5,829.48-8,045.64-3,312.72

Finding the Fourth Proportional to 5,829.48, 8,045.64 and 3,312.72

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Solution

The fourth proportional to 5,829.48, 8,045.64 and 3,312.72 is: 4,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.48 : 8,045.64 = 3,312.72 : x
  2. Step 2: Convert to fraction form
    5,829.48/8,045.64 = 3,312.72/x
  3. Step 3: Cross multiply
    5,829.48x = 8,045.64 × 3,312.72
  4. Step 4: Simplify right side
    5,829.48x = 26,652,952.54
  5. Step 5: Solve for x
    x = 26,652,952.54/5,829.48
  6. Step 6: Final answer
    x = 4,572.10

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Why These Related Problems?

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