Home / 7,743.04-10,685.43-4,556.45

Finding the Fourth Proportional to 7,743.04, 10,685.43 and 4,556.45

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Solution

The fourth proportional to 7,743.04, 10,685.43 and 4,556.45 is: 6,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.04 : 10,685.43 = 4,556.45 : x
  2. Step 2: Convert to fraction form
    7,743.04/10,685.43 = 4,556.45/x
  3. Step 3: Cross multiply
    7,743.04x = 10,685.43 × 4,556.45
  4. Step 4: Simplify right side
    7,743.04x = 48,687,654.24
  5. Step 5: Solve for x
    x = 48,687,654.24/7,743.04
  6. Step 6: Final answer
    x = 6,287.93

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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.