Home / 6,915.98-10,384.43-5,525.19

Finding the Fourth Proportional to 6,915.98, 10,384.43 and 5,525.19

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Solution

The fourth proportional to 6,915.98, 10,384.43 and 5,525.19 is: 8,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.98 : 10,384.43 = 5,525.19 : x
  2. Step 2: Convert to fraction form
    6,915.98/10,384.43 = 5,525.19/x
  3. Step 3: Cross multiply
    6,915.98x = 10,384.43 × 5,525.19
  4. Step 4: Simplify right side
    6,915.98x = 57,375,921.17
  5. Step 5: Solve for x
    x = 57,375,921.17/6,915.98
  6. Step 6: Final answer
    x = 8,296.13

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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.