Home / 8,913.48-13,360.32-4,521.84

Finding the Fourth Proportional to 8,913.48, 13,360.32 and 4,521.84

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Solution

The fourth proportional to 8,913.48, 13,360.32 and 4,521.84 is: 6,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913.48 : 13,360.32 = 4,521.84 : x
  2. Step 2: Convert to fraction form
    8,913.48/13,360.32 = 4,521.84/x
  3. Step 3: Cross multiply
    8,913.48x = 13,360.32 × 4,521.84
  4. Step 4: Simplify right side
    8,913.48x = 60,413,229.39
  5. Step 5: Solve for x
    x = 60,413,229.39/8,913.48
  6. Step 6: Final answer
    x = 6,777.74

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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.