Home / 5,904.56-8,865.68-5,116.36

Finding the Fourth Proportional to 5,904.56, 8,865.68 and 5,116.36

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Solution

The fourth proportional to 5,904.56, 8,865.68 and 5,116.36 is: 7,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.56 : 8,865.68 = 5,116.36 : x
  2. Step 2: Convert to fraction form
    5,904.56/8,865.68 = 5,116.36/x
  3. Step 3: Cross multiply
    5,904.56x = 8,865.68 × 5,116.36
  4. Step 4: Simplify right side
    5,904.56x = 45,360,010.52
  5. Step 5: Solve for x
    x = 45,360,010.52/5,904.56
  6. Step 6: Final answer
    x = 7,682.20

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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.