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Finding the Fourth Proportional to 6,788.83, 9,368.57 and 4,136.24

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Solution

The fourth proportional to 6,788.83, 9,368.57 and 4,136.24 is: 5,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.83 : 9,368.57 = 4,136.24 : x
  2. Step 2: Convert to fraction form
    6,788.83/9,368.57 = 4,136.24/x
  3. Step 3: Cross multiply
    6,788.83x = 9,368.57 × 4,136.24
  4. Step 4: Simplify right side
    6,788.83x = 38,750,653.98
  5. Step 5: Solve for x
    x = 38,750,653.98/6,788.83
  6. Step 6: Final answer
    x = 5,708.00

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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.