Home / 7,319.04-10,989.51-6,334.89

Finding the Fourth Proportional to 7,319.04, 10,989.51 and 6,334.89

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Solution

The fourth proportional to 7,319.04, 10,989.51 and 6,334.89 is: 9,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.04 : 10,989.51 = 6,334.89 : x
  2. Step 2: Convert to fraction form
    7,319.04/10,989.51 = 6,334.89/x
  3. Step 3: Cross multiply
    7,319.04x = 10,989.51 × 6,334.89
  4. Step 4: Simplify right side
    7,319.04x = 69,617,337.00
  5. Step 5: Solve for x
    x = 69,617,337.00/7,319.04
  6. Step 6: Final answer
    x = 9,511.81

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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.