Home / 7,708.60-10,637.88-4,351.56

Finding the Fourth Proportional to 7,708.60, 10,637.88 and 4,351.56

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Solution

The fourth proportional to 7,708.60, 10,637.88 and 4,351.56 is: 6,005.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.60 : 10,637.88 = 4,351.56 : x
  2. Step 2: Convert to fraction form
    7,708.60/10,637.88 = 4,351.56/x
  3. Step 3: Cross multiply
    7,708.60x = 10,637.88 × 4,351.56
  4. Step 4: Simplify right side
    7,708.60x = 46,291,373.09
  5. Step 5: Solve for x
    x = 46,291,373.09/7,708.60
  6. Step 6: Final answer
    x = 6,005.16

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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.