Home / 4,547.31-6,807.72-3,455.97

Finding the Fourth Proportional to 4,547.31, 6,807.72 and 3,455.97

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Solution

The fourth proportional to 4,547.31, 6,807.72 and 3,455.97 is: 5,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.31 : 6,807.72 = 3,455.97 : x
  2. Step 2: Convert to fraction form
    4,547.31/6,807.72 = 3,455.97/x
  3. Step 3: Cross multiply
    4,547.31x = 6,807.72 × 3,455.97
  4. Step 4: Simplify right side
    4,547.31x = 23,527,276.09
  5. Step 5: Solve for x
    x = 23,527,276.09/4,547.31
  6. Step 6: Final answer
    x = 5,173.89

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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.