Home / 7,101.36-10,637.46-5,539.68

Finding the Fourth Proportional to 7,101.36, 10,637.46 and 5,539.68

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Solution

The fourth proportional to 7,101.36, 10,637.46 and 5,539.68 is: 8,298.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.36 : 10,637.46 = 5,539.68 : x
  2. Step 2: Convert to fraction form
    7,101.36/10,637.46 = 5,539.68/x
  3. Step 3: Cross multiply
    7,101.36x = 10,637.46 × 5,539.68
  4. Step 4: Simplify right side
    7,101.36x = 58,928,124.41
  5. Step 5: Solve for x
    x = 58,928,124.41/7,101.36
  6. Step 6: Final answer
    x = 8,298.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.