Home / 5,277.60-7,901.04-3,955.68

Finding the Fourth Proportional to 5,277.60, 7,901.04 and 3,955.68

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Solution

The fourth proportional to 5,277.60, 7,901.04 and 3,955.68 is: 5,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.60 : 7,901.04 = 3,955.68 : x
  2. Step 2: Convert to fraction form
    5,277.60/7,901.04 = 3,955.68/x
  3. Step 3: Cross multiply
    5,277.60x = 7,901.04 × 3,955.68
  4. Step 4: Simplify right side
    5,277.60x = 31,253,985.91
  5. Step 5: Solve for x
    x = 31,253,985.91/5,277.60
  6. Step 6: Final answer
    x = 5,922.01

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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.