Home / 5,292.28-7,942.02-1,829.50

Finding the Fourth Proportional to 5,292.28, 7,942.02 and 1,829.50

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Solution

The fourth proportional to 5,292.28, 7,942.02 and 1,829.50 is: 2,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.28 : 7,942.02 = 1,829.50 : x
  2. Step 2: Convert to fraction form
    5,292.28/7,942.02 = 1,829.50/x
  3. Step 3: Cross multiply
    5,292.28x = 7,942.02 × 1,829.50
  4. Step 4: Simplify right side
    5,292.28x = 14,529,925.59
  5. Step 5: Solve for x
    x = 14,529,925.59/5,292.28
  6. Step 6: Final answer
    x = 2,745.49

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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.