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Finding the Fourth Proportional to 6,497.40, 9,746.64 and 2,599.68

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Solution

The fourth proportional to 6,497.40, 9,746.64 and 2,599.68 is: 3,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.40 : 9,746.64 = 2,599.68 : x
  2. Step 2: Convert to fraction form
    6,497.40/9,746.64 = 2,599.68/x
  3. Step 3: Cross multiply
    6,497.40x = 9,746.64 × 2,599.68
  4. Step 4: Simplify right side
    6,497.40x = 25,338,145.08
  5. Step 5: Solve for x
    x = 25,338,145.08/6,497.40
  6. Step 6: Final answer
    x = 3,899.74

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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.