Home / 5,509.17-7,600.49-3,150.04

Finding the Fourth Proportional to 5,509.17, 7,600.49 and 3,150.04

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Solution

The fourth proportional to 5,509.17, 7,600.49 and 3,150.04 is: 4,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.17 : 7,600.49 = 3,150.04 : x
  2. Step 2: Convert to fraction form
    5,509.17/7,600.49 = 3,150.04/x
  3. Step 3: Cross multiply
    5,509.17x = 7,600.49 × 3,150.04
  4. Step 4: Simplify right side
    5,509.17x = 23,941,831.77
  5. Step 5: Solve for x
    x = 23,941,831.77/5,509.17
  6. Step 6: Final answer
    x = 4,345.82

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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.