Home / 8,130.08-12,182.35-4,841.38

Finding the Fourth Proportional to 8,130.08, 12,182.35 and 4,841.38

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Solution

The fourth proportional to 8,130.08, 12,182.35 and 4,841.38 is: 7,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.08 : 12,182.35 = 4,841.38 : x
  2. Step 2: Convert to fraction form
    8,130.08/12,182.35 = 4,841.38/x
  3. Step 3: Cross multiply
    8,130.08x = 12,182.35 × 4,841.38
  4. Step 4: Simplify right side
    8,130.08x = 58,979,300.52
  5. Step 5: Solve for x
    x = 58,979,300.52/8,130.08
  6. Step 6: Final answer
    x = 7,254.46

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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.