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Finding the Fourth Proportional to 5,868.51, 8,782.92 and 5,710.56

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Solution

The fourth proportional to 5,868.51, 8,782.92 and 5,710.56 is: 8,546.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.51 : 8,782.92 = 5,710.56 : x
  2. Step 2: Convert to fraction form
    5,868.51/8,782.92 = 5,710.56/x
  3. Step 3: Cross multiply
    5,868.51x = 8,782.92 × 5,710.56
  4. Step 4: Simplify right side
    5,868.51x = 50,155,391.64
  5. Step 5: Solve for x
    x = 50,155,391.64/5,868.51
  6. Step 6: Final answer
    x = 8,546.53

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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.