Home / 6,790.84-10,166.40-5,153.80

Finding the Fourth Proportional to 6,790.84, 10,166.40 and 5,153.80

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Solution

The fourth proportional to 6,790.84, 10,166.40 and 5,153.80 is: 7,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.84 : 10,166.40 = 5,153.80 : x
  2. Step 2: Convert to fraction form
    6,790.84/10,166.40 = 5,153.80/x
  3. Step 3: Cross multiply
    6,790.84x = 10,166.40 × 5,153.80
  4. Step 4: Simplify right side
    6,790.84x = 52,395,592.32
  5. Step 5: Solve for x
    x = 52,395,592.32/6,790.84
  6. Step 6: Final answer
    x = 7,715.63

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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.