Home / 9,279.02-12,810.48-6,097.38

Finding the Fourth Proportional to 9,279.02, 12,810.48 and 6,097.38

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Solution

The fourth proportional to 9,279.02, 12,810.48 and 6,097.38 is: 8,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.02 : 12,810.48 = 6,097.38 : x
  2. Step 2: Convert to fraction form
    9,279.02/12,810.48 = 6,097.38/x
  3. Step 3: Cross multiply
    9,279.02x = 12,810.48 × 6,097.38
  4. Step 4: Simplify right side
    9,279.02x = 78,110,364.54
  5. Step 5: Solve for x
    x = 78,110,364.54/9,279.02
  6. Step 6: Final answer
    x = 8,417.95

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1.5x scale

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.