Home / 7,385.23-10,188.61-4,734.19

Finding the Fourth Proportional to 7,385.23, 10,188.61 and 4,734.19

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Solution

The fourth proportional to 7,385.23, 10,188.61 and 4,734.19 is: 6,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.23 : 10,188.61 = 4,734.19 : x
  2. Step 2: Convert to fraction form
    7,385.23/10,188.61 = 4,734.19/x
  3. Step 3: Cross multiply
    7,385.23x = 10,188.61 × 4,734.19
  4. Step 4: Simplify right side
    7,385.23x = 48,234,815.58
  5. Step 5: Solve for x
    x = 48,234,815.58/7,385.23
  6. Step 6: Final answer
    x = 6,531.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.