Home / 7,007.16-10,515.10-2,627.70

Finding the Fourth Proportional to 7,007.16, 10,515.10 and 2,627.70

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Solution

The fourth proportional to 7,007.16, 10,515.10 and 2,627.70 is: 3,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.16 : 10,515.10 = 2,627.70 : x
  2. Step 2: Convert to fraction form
    7,007.16/10,515.10 = 2,627.70/x
  3. Step 3: Cross multiply
    7,007.16x = 10,515.10 × 2,627.70
  4. Step 4: Simplify right side
    7,007.16x = 27,630,528.27
  5. Step 5: Solve for x
    x = 27,630,528.27/7,007.16
  6. Step 6: Final answer
    x = 3,943.19

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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.