Home / 7,511.15-10,353.44-5,915.27

Finding the Fourth Proportional to 7,511.15, 10,353.44 and 5,915.27

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Solution

The fourth proportional to 7,511.15, 10,353.44 and 5,915.27 is: 8,153.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.15 : 10,353.44 = 5,915.27 : x
  2. Step 2: Convert to fraction form
    7,511.15/10,353.44 = 5,915.27/x
  3. Step 3: Cross multiply
    7,511.15x = 10,353.44 × 5,915.27
  4. Step 4: Simplify right side
    7,511.15x = 61,243,311.69
  5. Step 5: Solve for x
    x = 61,243,311.69/7,511.15
  6. Step 6: Final answer
    x = 8,153.66

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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.