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Finding the Fourth Proportional to 6,341.82, 8,751.70 and 3,547.32

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Solution

The fourth proportional to 6,341.82, 8,751.70 and 3,547.32 is: 4,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.82 : 8,751.70 = 3,547.32 : x
  2. Step 2: Convert to fraction form
    6,341.82/8,751.70 = 3,547.32/x
  3. Step 3: Cross multiply
    6,341.82x = 8,751.70 × 3,547.32
  4. Step 4: Simplify right side
    6,341.82x = 31,045,080.44
  5. Step 5: Solve for x
    x = 31,045,080.44/6,341.82
  6. Step 6: Final answer
    x = 4,895.30

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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.