Home / 5,706.18-7,877.36-3,584.79

Finding the Fourth Proportional to 5,706.18, 7,877.36 and 3,584.79

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Solution

The fourth proportional to 5,706.18, 7,877.36 and 3,584.79 is: 4,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,706.18 : 7,877.36 = 3,584.79 : x
  2. Step 2: Convert to fraction form
    5,706.18/7,877.36 = 3,584.79/x
  3. Step 3: Cross multiply
    5,706.18x = 7,877.36 × 3,584.79
  4. Step 4: Simplify right side
    5,706.18x = 28,238,681.35
  5. Step 5: Solve for x
    x = 28,238,681.35/5,706.18
  6. Step 6: Final answer
    x = 4,948.79

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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.