Home / 10,831.44-14,955.12-7,300.92

Finding the Fourth Proportional to 10,831.44, 14,955.12 and 7,300.92

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Solution

The fourth proportional to 10,831.44, 14,955.12 and 7,300.92 is: 10,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.44 : 14,955.12 = 7,300.92 : x
  2. Step 2: Convert to fraction form
    10,831.44/14,955.12 = 7,300.92/x
  3. Step 3: Cross multiply
    10,831.44x = 14,955.12 × 7,300.92
  4. Step 4: Simplify right side
    10,831.44x = 109,186,134.71
  5. Step 5: Solve for x
    x = 109,186,134.71/10,831.44
  6. Step 6: Final answer
    x = 10,080.48

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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.