Home / 5,765.40-8,637.12-4,847.04

Finding the Fourth Proportional to 5,765.40, 8,637.12 and 4,847.04

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Solution

The fourth proportional to 5,765.40, 8,637.12 and 4,847.04 is: 7,261.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.40 : 8,637.12 = 4,847.04 : x
  2. Step 2: Convert to fraction form
    5,765.40/8,637.12 = 4,847.04/x
  3. Step 3: Cross multiply
    5,765.40x = 8,637.12 × 4,847.04
  4. Step 4: Simplify right side
    5,765.40x = 41,864,466.12
  5. Step 5: Solve for x
    x = 41,864,466.12/5,765.40
  6. Step 6: Final answer
    x = 7,261.33

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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.