Home / 7,606.47-11,400.29-4,309.57

Finding the Fourth Proportional to 7,606.47, 11,400.29 and 4,309.57

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Solution

The fourth proportional to 7,606.47, 11,400.29 and 4,309.57 is: 6,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.47 : 11,400.29 = 4,309.57 : x
  2. Step 2: Convert to fraction form
    7,606.47/11,400.29 = 4,309.57/x
  3. Step 3: Cross multiply
    7,606.47x = 11,400.29 × 4,309.57
  4. Step 4: Simplify right side
    7,606.47x = 49,130,297.73
  5. Step 5: Solve for x
    x = 49,130,297.73/7,606.47
  6. Step 6: Final answer
    x = 6,459.01

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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.