Home / 7,908.53-10,915.44-6,580.94

Finding the Fourth Proportional to 7,908.53, 10,915.44 and 6,580.94

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Solution

The fourth proportional to 7,908.53, 10,915.44 and 6,580.94 is: 9,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.53 : 10,915.44 = 6,580.94 : x
  2. Step 2: Convert to fraction form
    7,908.53/10,915.44 = 6,580.94/x
  3. Step 3: Cross multiply
    7,908.53x = 10,915.44 × 6,580.94
  4. Step 4: Simplify right side
    7,908.53x = 71,833,855.71
  5. Step 5: Solve for x
    x = 71,833,855.71/7,908.53
  6. Step 6: Final answer
    x = 9,083.09

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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.