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Finding the Fourth Proportional to 5,693.32, 8,547.18 and 3,971.08

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Solution

The fourth proportional to 5,693.32, 8,547.18 and 3,971.08 is: 5,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.32 : 8,547.18 = 3,971.08 : x
  2. Step 2: Convert to fraction form
    5,693.32/8,547.18 = 3,971.08/x
  3. Step 3: Cross multiply
    5,693.32x = 8,547.18 × 3,971.08
  4. Step 4: Simplify right side
    5,693.32x = 33,941,535.55
  5. Step 5: Solve for x
    x = 33,941,535.55/5,693.32
  6. Step 6: Final answer
    x = 5,961.64

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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.