Home / 6,960.53-10,445.91-5,116.62

Finding the Fourth Proportional to 6,960.53, 10,445.91 and 5,116.62

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Solution

The fourth proportional to 6,960.53, 10,445.91 and 5,116.62 is: 7,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.53 : 10,445.91 = 5,116.62 : x
  2. Step 2: Convert to fraction form
    6,960.53/10,445.91 = 5,116.62/x
  3. Step 3: Cross multiply
    6,960.53x = 10,445.91 × 5,116.62
  4. Step 4: Simplify right side
    6,960.53x = 53,447,752.02
  5. Step 5: Solve for x
    x = 53,447,752.02/6,960.53
  6. Step 6: Final answer
    x = 7,678.70

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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.