Home / 9,888.28-14,831.32-2,492.74

Finding the Fourth Proportional to 9,888.28, 14,831.32 and 2,492.74

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Solution

The fourth proportional to 9,888.28, 14,831.32 and 2,492.74 is: 3,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.28 : 14,831.32 = 2,492.74 : x
  2. Step 2: Convert to fraction form
    9,888.28/14,831.32 = 2,492.74/x
  3. Step 3: Cross multiply
    9,888.28x = 14,831.32 × 2,492.74
  4. Step 4: Simplify right side
    9,888.28x = 36,970,538.00
  5. Step 5: Solve for x
    x = 36,970,538.00/9,888.28
  6. Step 6: Final answer
    x = 3,738.82

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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.