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Finding the Fourth Proportional to 4,445.94, 6,660.27 and 4,264.50

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Solution

The fourth proportional to 4,445.94, 6,660.27 and 4,264.50 is: 6,388.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.94 : 6,660.27 = 4,264.50 : x
  2. Step 2: Convert to fraction form
    4,445.94/6,660.27 = 4,264.50/x
  3. Step 3: Cross multiply
    4,445.94x = 6,660.27 × 4,264.50
  4. Step 4: Simplify right side
    4,445.94x = 28,402,721.42
  5. Step 5: Solve for x
    x = 28,402,721.42/4,445.94
  6. Step 6: Final answer
    x = 6,388.46

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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.