Home / 10,526.72-15,791.52-4,683.20

Finding the Fourth Proportional to 10,526.72, 15,791.52 and 4,683.20

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Solution

The fourth proportional to 10,526.72, 15,791.52 and 4,683.20 is: 7,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.72 : 15,791.52 = 4,683.20 : x
  2. Step 2: Convert to fraction form
    10,526.72/15,791.52 = 4,683.20/x
  3. Step 3: Cross multiply
    10,526.72x = 15,791.52 × 4,683.20
  4. Step 4: Simplify right side
    10,526.72x = 73,954,846.46
  5. Step 5: Solve for x
    x = 73,954,846.46/10,526.72
  6. Step 6: Final answer
    x = 7,025.44

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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.