Home / 7,088.64-10,634.27-2,930.91

Finding the Fourth Proportional to 7,088.64, 10,634.27 and 2,930.91

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Solution

The fourth proportional to 7,088.64, 10,634.27 and 2,930.91 is: 4,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.64 : 10,634.27 = 2,930.91 : x
  2. Step 2: Convert to fraction form
    7,088.64/10,634.27 = 2,930.91/x
  3. Step 3: Cross multiply
    7,088.64x = 10,634.27 × 2,930.91
  4. Step 4: Simplify right side
    7,088.64x = 31,168,073.63
  5. Step 5: Solve for x
    x = 31,168,073.63/7,088.64
  6. Step 6: Final answer
    x = 4,396.90

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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.