Home / 11,541.22-15,927.20-7,064.89

Finding the Fourth Proportional to 11,541.22, 15,927.20 and 7,064.89

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Solution

The fourth proportional to 11,541.22, 15,927.20 and 7,064.89 is: 9,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.22 : 15,927.20 = 7,064.89 : x
  2. Step 2: Convert to fraction form
    11,541.22/15,927.20 = 7,064.89/x
  3. Step 3: Cross multiply
    11,541.22x = 15,927.20 × 7,064.89
  4. Step 4: Simplify right side
    11,541.22x = 112,523,880.68
  5. Step 5: Solve for x
    x = 112,523,880.68/11,541.22
  6. Step 6: Final answer
    x = 9,749.74

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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.