Home / 6,831.65-10,247.43-1,901.32

Finding the Fourth Proportional to 6,831.65, 10,247.43 and 1,901.32

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Solution

The fourth proportional to 6,831.65, 10,247.43 and 1,901.32 is: 2,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.65 : 10,247.43 = 1,901.32 : x
  2. Step 2: Convert to fraction form
    6,831.65/10,247.43 = 1,901.32/x
  3. Step 3: Cross multiply
    6,831.65x = 10,247.43 × 1,901.32
  4. Step 4: Simplify right side
    6,831.65x = 19,483,643.61
  5. Step 5: Solve for x
    x = 19,483,643.61/6,831.65
  6. Step 6: Final answer
    x = 2,851.97

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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.