Home / 5,816.76-8,723.88-1,656.72

Finding the Fourth Proportional to 5,816.76, 8,723.88 and 1,656.72

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Solution

The fourth proportional to 5,816.76, 8,723.88 and 1,656.72 is: 2,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.76 : 8,723.88 = 1,656.72 : x
  2. Step 2: Convert to fraction form
    5,816.76/8,723.88 = 1,656.72/x
  3. Step 3: Cross multiply
    5,816.76x = 8,723.88 × 1,656.72
  4. Step 4: Simplify right side
    5,816.76x = 14,453,026.47
  5. Step 5: Solve for x
    x = 14,453,026.47/5,816.76
  6. Step 6: Final answer
    x = 2,484.72

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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.