Home / 9,424.47-13,008.11-5,448.06

Finding the Fourth Proportional to 9,424.47, 13,008.11 and 5,448.06

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Solution

The fourth proportional to 9,424.47, 13,008.11 and 5,448.06 is: 7,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.47 : 13,008.11 = 5,448.06 : x
  2. Step 2: Convert to fraction form
    9,424.47/13,008.11 = 5,448.06/x
  3. Step 3: Cross multiply
    9,424.47x = 13,008.11 × 5,448.06
  4. Step 4: Simplify right side
    9,424.47x = 70,868,936.53
  5. Step 5: Solve for x
    x = 70,868,936.53/9,424.47
  6. Step 6: Final answer
    x = 7,519.67

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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.