Home / 10,963.91-16,445.63-4,388.33

Finding the Fourth Proportional to 10,963.91, 16,445.63 and 4,388.33

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Solution

The fourth proportional to 10,963.91, 16,445.63 and 4,388.33 is: 6,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.91 : 16,445.63 = 4,388.33 : x
  2. Step 2: Convert to fraction form
    10,963.91/16,445.63 = 4,388.33/x
  3. Step 3: Cross multiply
    10,963.91x = 16,445.63 × 4,388.33
  4. Step 4: Simplify right side
    10,963.91x = 72,168,851.50
  5. Step 5: Solve for x
    x = 72,168,851.50/10,963.91
  6. Step 6: Final answer
    x = 6,582.40

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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.