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Finding the Fourth Proportional to 5,854.95, 8,783.82 and 1,695.06

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Solution

The fourth proportional to 5,854.95, 8,783.82 and 1,695.06 is: 2,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.95 : 8,783.82 = 1,695.06 : x
  2. Step 2: Convert to fraction form
    5,854.95/8,783.82 = 1,695.06/x
  3. Step 3: Cross multiply
    5,854.95x = 8,783.82 × 1,695.06
  4. Step 4: Simplify right side
    5,854.95x = 14,889,101.93
  5. Step 5: Solve for x
    x = 14,889,101.93/5,854.95
  6. Step 6: Final answer
    x = 2,542.99

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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.