Home / 5,465.48-8,196.40-1,766.72

Finding the Fourth Proportional to 5,465.48, 8,196.40 and 1,766.72

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Solution

The fourth proportional to 5,465.48, 8,196.40 and 1,766.72 is: 2,649.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.48 : 8,196.40 = 1,766.72 : x
  2. Step 2: Convert to fraction form
    5,465.48/8,196.40 = 1,766.72/x
  3. Step 3: Cross multiply
    5,465.48x = 8,196.40 × 1,766.72
  4. Step 4: Simplify right side
    5,465.48x = 14,480,693.99
  5. Step 5: Solve for x
    x = 14,480,693.99/5,465.48
  6. Step 6: Final answer
    x = 2,649.48

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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.