Home / 9,301.02-12,830.64-5,940.30

Finding the Fourth Proportional to 9,301.02, 12,830.64 and 5,940.30

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Solution

The fourth proportional to 9,301.02, 12,830.64 and 5,940.30 is: 8,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.02 : 12,830.64 = 5,940.30 : x
  2. Step 2: Convert to fraction form
    9,301.02/12,830.64 = 5,940.30/x
  3. Step 3: Cross multiply
    9,301.02x = 12,830.64 × 5,940.30
  4. Step 4: Simplify right side
    9,301.02x = 76,217,850.79
  5. Step 5: Solve for x
    x = 76,217,850.79/9,301.02
  6. Step 6: Final answer
    x = 8,194.57

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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.