Home / 7,708.01-10,637.06-4,171.23

Finding the Fourth Proportional to 7,708.01, 10,637.06 and 4,171.23

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Solution

The fourth proportional to 7,708.01, 10,637.06 and 4,171.23 is: 5,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.01 : 10,637.06 = 4,171.23 : x
  2. Step 2: Convert to fraction form
    7,708.01/10,637.06 = 4,171.23/x
  3. Step 3: Cross multiply
    7,708.01x = 10,637.06 × 4,171.23
  4. Step 4: Simplify right side
    7,708.01x = 44,369,602.93
  5. Step 5: Solve for x
    x = 44,369,602.93/7,708.01
  6. Step 6: Final answer
    x = 5,756.30

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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.