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Finding the Fourth Proportional to 6,547.14, 9,813.69 and 3,253.74

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Solution

The fourth proportional to 6,547.14, 9,813.69 and 3,253.74 is: 4,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547.14 : 9,813.69 = 3,253.74 : x
  2. Step 2: Convert to fraction form
    6,547.14/9,813.69 = 3,253.74/x
  3. Step 3: Cross multiply
    6,547.14x = 9,813.69 × 3,253.74
  4. Step 4: Simplify right side
    6,547.14x = 31,931,195.70
  5. Step 5: Solve for x
    x = 31,931,195.70/6,547.14
  6. Step 6: Final answer
    x = 4,877.12

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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.