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Finding the Fourth Proportional to 5,643.46, 8,465.46 and 1,750.60

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Solution

The fourth proportional to 5,643.46, 8,465.46 and 1,750.60 is: 2,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.46 : 8,465.46 = 1,750.60 : x
  2. Step 2: Convert to fraction form
    5,643.46/8,465.46 = 1,750.60/x
  3. Step 3: Cross multiply
    5,643.46x = 8,465.46 × 1,750.60
  4. Step 4: Simplify right side
    5,643.46x = 14,819,634.28
  5. Step 5: Solve for x
    x = 14,819,634.28/5,643.46
  6. Step 6: Final answer
    x = 2,625.98

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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.