Home / 7,509.32-10,362.06-4,151.59

Finding the Fourth Proportional to 7,509.32, 10,362.06 and 4,151.59

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Solution

The fourth proportional to 7,509.32, 10,362.06 and 4,151.59 is: 5,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.32 : 10,362.06 = 4,151.59 : x
  2. Step 2: Convert to fraction form
    7,509.32/10,362.06 = 4,151.59/x
  3. Step 3: Cross multiply
    7,509.32x = 10,362.06 × 4,151.59
  4. Step 4: Simplify right side
    7,509.32x = 43,019,024.68
  5. Step 5: Solve for x
    x = 43,019,024.68/7,509.32
  6. Step 6: Final answer
    x = 5,728.75

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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.