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Finding the Fourth Proportional to 5,856.32, 8,783.15 and 1,695.39

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Solution

The fourth proportional to 5,856.32, 8,783.15 and 1,695.39 is: 2,542.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.32 : 8,783.15 = 1,695.39 : x
  2. Step 2: Convert to fraction form
    5,856.32/8,783.15 = 1,695.39/x
  3. Step 3: Cross multiply
    5,856.32x = 8,783.15 × 1,695.39
  4. Step 4: Simplify right side
    5,856.32x = 14,890,856.20
  5. Step 5: Solve for x
    x = 14,890,856.20/5,856.32
  6. Step 6: Final answer
    x = 2,542.70

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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.