Home / 7,136.64-10,693.44-5,838.72

Finding the Fourth Proportional to 7,136.64, 10,693.44 and 5,838.72

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Solution

The fourth proportional to 7,136.64, 10,693.44 and 5,838.72 is: 8,748.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.64 : 10,693.44 = 5,838.72 : x
  2. Step 2: Convert to fraction form
    7,136.64/10,693.44 = 5,838.72/x
  3. Step 3: Cross multiply
    7,136.64x = 10,693.44 × 5,838.72
  4. Step 4: Simplify right side
    7,136.64x = 62,436,002.00
  5. Step 5: Solve for x
    x = 62,436,002.00/7,136.64
  6. Step 6: Final answer
    x = 8,748.66

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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.