Home / 6,831.70-10,247.55-1,901.35

Finding the Fourth Proportional to 6,831.70, 10,247.55 and 1,901.35

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Solution

The fourth proportional to 6,831.70, 10,247.55 and 1,901.35 is: 2,852.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.70 : 10,247.55 = 1,901.35 : x
  2. Step 2: Convert to fraction form
    6,831.70/10,247.55 = 1,901.35/x
  3. Step 3: Cross multiply
    6,831.70x = 10,247.55 × 1,901.35
  4. Step 4: Simplify right side
    6,831.70x = 19,484,127.95
  5. Step 5: Solve for x
    x = 19,484,127.95/6,831.70
  6. Step 6: Final answer
    x = 2,852.02

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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.