Home / 5,285.85-7,923.52-2,946.92

Finding the Fourth Proportional to 5,285.85, 7,923.52 and 2,946.92

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Solution

The fourth proportional to 5,285.85, 7,923.52 and 2,946.92 is: 4,417.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.85 : 7,923.52 = 2,946.92 : x
  2. Step 2: Convert to fraction form
    5,285.85/7,923.52 = 2,946.92/x
  3. Step 3: Cross multiply
    5,285.85x = 7,923.52 × 2,946.92
  4. Step 4: Simplify right side
    5,285.85x = 23,349,979.56
  5. Step 5: Solve for x
    x = 23,349,979.56/5,285.85
  6. Step 6: Final answer
    x = 4,417.45

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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.