Home / 5,820.39-8,730.72-1,925.10

Finding the Fourth Proportional to 5,820.39, 8,730.72 and 1,925.10

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Solution

The fourth proportional to 5,820.39, 8,730.72 and 1,925.10 is: 2,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.39 : 8,730.72 = 1,925.10 : x
  2. Step 2: Convert to fraction form
    5,820.39/8,730.72 = 1,925.10/x
  3. Step 3: Cross multiply
    5,820.39x = 8,730.72 × 1,925.10
  4. Step 4: Simplify right side
    5,820.39x = 16,807,509.07
  5. Step 5: Solve for x
    x = 16,807,509.07/5,820.39
  6. Step 6: Final answer
    x = 2,887.69

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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.