Home / 4,667.49-7,001.46-1,547.78

Finding the Fourth Proportional to 4,667.49, 7,001.46 and 1,547.78

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Solution

The fourth proportional to 4,667.49, 7,001.46 and 1,547.78 is: 2,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.49 : 7,001.46 = 1,547.78 : x
  2. Step 2: Convert to fraction form
    4,667.49/7,001.46 = 1,547.78/x
  3. Step 3: Cross multiply
    4,667.49x = 7,001.46 × 1,547.78
  4. Step 4: Simplify right side
    4,667.49x = 10,836,684.75
  5. Step 5: Solve for x
    x = 10,836,684.75/4,667.49
  6. Step 6: Final answer
    x = 2,321.74

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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.