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Finding the Fourth Proportional to 6,342.06, 8,752.08 and 3,547.56

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Solution

The fourth proportional to 6,342.06, 8,752.08 and 3,547.56 is: 4,895.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.06 : 8,752.08 = 3,547.56 : x
  2. Step 2: Convert to fraction form
    6,342.06/8,752.08 = 3,547.56/x
  3. Step 3: Cross multiply
    6,342.06x = 8,752.08 × 3,547.56
  4. Step 4: Simplify right side
    6,342.06x = 31,048,528.92
  5. Step 5: Solve for x
    x = 31,048,528.92/6,342.06
  6. Step 6: Final answer
    x = 4,895.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.