Home / 8,911.02-13,371.27-5,015.70

Finding the Fourth Proportional to 8,911.02, 13,371.27 and 5,015.70

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Solution

The fourth proportional to 8,911.02, 13,371.27 and 5,015.70 is: 7,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.02 : 13,371.27 = 5,015.70 : x
  2. Step 2: Convert to fraction form
    8,911.02/13,371.27 = 5,015.70/x
  3. Step 3: Cross multiply
    8,911.02x = 13,371.27 × 5,015.70
  4. Step 4: Simplify right side
    8,911.02x = 67,066,278.94
  5. Step 5: Solve for x
    x = 67,066,278.94/8,911.02
  6. Step 6: Final answer
    x = 7,526.22

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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.