Home / 7,853.17-10,831.23-4,867.32

Finding the Fourth Proportional to 7,853.17, 10,831.23 and 4,867.32

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Solution

The fourth proportional to 7,853.17, 10,831.23 and 4,867.32 is: 6,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.17 : 10,831.23 = 4,867.32 : x
  2. Step 2: Convert to fraction form
    7,853.17/10,831.23 = 4,867.32/x
  3. Step 3: Cross multiply
    7,853.17x = 10,831.23 × 4,867.32
  4. Step 4: Simplify right side
    7,853.17x = 52,719,062.40
  5. Step 5: Solve for x
    x = 52,719,062.40/7,853.17
  6. Step 6: Final answer
    x = 6,713.09

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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.