Home / 5,727.30-8,590.95-4,269.30

Finding the Fourth Proportional to 5,727.30, 8,590.95 and 4,269.30

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Solution

The fourth proportional to 5,727.30, 8,590.95 and 4,269.30 is: 6,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.30 : 8,590.95 = 4,269.30 : x
  2. Step 2: Convert to fraction form
    5,727.30/8,590.95 = 4,269.30/x
  3. Step 3: Cross multiply
    5,727.30x = 8,590.95 × 4,269.30
  4. Step 4: Simplify right side
    5,727.30x = 36,677,342.84
  5. Step 5: Solve for x
    x = 36,677,342.84/5,727.30
  6. Step 6: Final answer
    x = 6,403.95

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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.