Home / 5,465.37-8,197.81-1,569.78

Finding the Fourth Proportional to 5,465.37, 8,197.81 and 1,569.78

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Solution

The fourth proportional to 5,465.37, 8,197.81 and 1,569.78 is: 2,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.37 : 8,197.81 = 1,569.78 : x
  2. Step 2: Convert to fraction form
    5,465.37/8,197.81 = 1,569.78/x
  3. Step 3: Cross multiply
    5,465.37x = 8,197.81 × 1,569.78
  4. Step 4: Simplify right side
    5,465.37x = 12,868,754.26
  5. Step 5: Solve for x
    x = 12,868,754.26/5,465.37
  6. Step 6: Final answer
    x = 2,354.60

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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.