Home / 5,820.42-8,730.72-1,924.68

Finding the Fourth Proportional to 5,820.42, 8,730.72 and 1,924.68

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Solution

The fourth proportional to 5,820.42, 8,730.72 and 1,924.68 is: 2,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.42 : 8,730.72 = 1,924.68 : x
  2. Step 2: Convert to fraction form
    5,820.42/8,730.72 = 1,924.68/x
  3. Step 3: Cross multiply
    5,820.42x = 8,730.72 × 1,924.68
  4. Step 4: Simplify right side
    5,820.42x = 16,803,842.17
  5. Step 5: Solve for x
    x = 16,803,842.17/5,820.42
  6. Step 6: Final answer
    x = 2,887.05

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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.