Home / 5,654.01-7,803.47-3,136.93

Finding the Fourth Proportional to 5,654.01, 7,803.47 and 3,136.93

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Solution

The fourth proportional to 5,654.01, 7,803.47 and 3,136.93 is: 4,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.01 : 7,803.47 = 3,136.93 : x
  2. Step 2: Convert to fraction form
    5,654.01/7,803.47 = 3,136.93/x
  3. Step 3: Cross multiply
    5,654.01x = 7,803.47 × 3,136.93
  4. Step 4: Simplify right side
    5,654.01x = 24,478,917.63
  5. Step 5: Solve for x
    x = 24,478,917.63/5,654.01
  6. Step 6: Final answer
    x = 4,329.48

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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.