Home / 5,322.36-7,970.58-5,166.84

Finding the Fourth Proportional to 5,322.36, 7,970.58 and 5,166.84

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Solution

The fourth proportional to 5,322.36, 7,970.58 and 5,166.84 is: 7,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.36 : 7,970.58 = 5,166.84 : x
  2. Step 2: Convert to fraction form
    5,322.36/7,970.58 = 5,166.84/x
  3. Step 3: Cross multiply
    5,322.36x = 7,970.58 × 5,166.84
  4. Step 4: Simplify right side
    5,322.36x = 41,182,711.57
  5. Step 5: Solve for x
    x = 41,182,711.57/5,322.36
  6. Step 6: Final answer
    x = 7,737.68

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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.