Home / 7,835.58-11,734.74-4,320.18

Finding the Fourth Proportional to 7,835.58, 11,734.74 and 4,320.18

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Solution

The fourth proportional to 7,835.58, 11,734.74 and 4,320.18 is: 6,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.58 : 11,734.74 = 4,320.18 : x
  2. Step 2: Convert to fraction form
    7,835.58/11,734.74 = 4,320.18/x
  3. Step 3: Cross multiply
    7,835.58x = 11,734.74 × 4,320.18
  4. Step 4: Simplify right side
    7,835.58x = 50,696,189.05
  5. Step 5: Solve for x
    x = 50,696,189.05/7,835.58
  6. Step 6: Final answer
    x = 6,470.00

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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.