Home / 7,848.30-11,772.45-5,734.20

Finding the Fourth Proportional to 7,848.30, 11,772.45 and 5,734.20

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Solution

The fourth proportional to 7,848.30, 11,772.45 and 5,734.20 is: 8,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.30 : 11,772.45 = 5,734.20 : x
  2. Step 2: Convert to fraction form
    7,848.30/11,772.45 = 5,734.20/x
  3. Step 3: Cross multiply
    7,848.30x = 11,772.45 × 5,734.20
  4. Step 4: Simplify right side
    7,848.30x = 67,505,582.79
  5. Step 5: Solve for x
    x = 67,505,582.79/7,848.30
  6. Step 6: Final answer
    x = 8,601.30

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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.