Home / 10,558.86-15,844.23-7,274.58

Finding the Fourth Proportional to 10,558.86, 15,844.23 and 7,274.58

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Solution

The fourth proportional to 10,558.86, 15,844.23 and 7,274.58 is: 10,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.86 : 15,844.23 = 7,274.58 : x
  2. Step 2: Convert to fraction form
    10,558.86/15,844.23 = 7,274.58/x
  3. Step 3: Cross multiply
    10,558.86x = 15,844.23 × 7,274.58
  4. Step 4: Simplify right side
    10,558.86x = 115,260,118.67
  5. Step 5: Solve for x
    x = 115,260,118.67/10,558.86
  6. Step 6: Final answer
    x = 10,915.96

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1.5x scale

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.