Home / 5,654.41-7,802.93-3,136.39

Finding the Fourth Proportional to 5,654.41, 7,802.93 and 3,136.39

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Solution

The fourth proportional to 5,654.41, 7,802.93 and 3,136.39 is: 4,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.41 : 7,802.93 = 3,136.39 : x
  2. Step 2: Convert to fraction form
    5,654.41/7,802.93 = 3,136.39/x
  3. Step 3: Cross multiply
    5,654.41x = 7,802.93 × 3,136.39
  4. Step 4: Simplify right side
    5,654.41x = 24,473,019.96
  5. Step 5: Solve for x
    x = 24,473,019.96/5,654.41
  6. Step 6: Final answer
    x = 4,328.13

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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.