Home / 9,298.52-12,831.07-5,521.04

Finding the Fourth Proportional to 9,298.52, 12,831.07 and 5,521.04

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Solution

The fourth proportional to 9,298.52, 12,831.07 and 5,521.04 is: 7,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298.52 : 12,831.07 = 5,521.04 : x
  2. Step 2: Convert to fraction form
    9,298.52/12,831.07 = 5,521.04/x
  3. Step 3: Cross multiply
    9,298.52x = 12,831.07 × 5,521.04
  4. Step 4: Simplify right side
    9,298.52x = 70,840,823.11
  5. Step 5: Solve for x
    x = 70,840,823.11/9,298.52
  6. Step 6: Final answer
    x = 7,618.51

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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.