Home / 4,725.28-7,088.88-1,649.44

Finding the Fourth Proportional to 4,725.28, 7,088.88 and 1,649.44

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Solution

The fourth proportional to 4,725.28, 7,088.88 and 1,649.44 is: 2,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.28 : 7,088.88 = 1,649.44 : x
  2. Step 2: Convert to fraction form
    4,725.28/7,088.88 = 1,649.44/x
  3. Step 3: Cross multiply
    4,725.28x = 7,088.88 × 1,649.44
  4. Step 4: Simplify right side
    4,725.28x = 11,692,682.23
  5. Step 5: Solve for x
    x = 11,692,682.23/4,725.28
  6. Step 6: Final answer
    x = 2,474.50

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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.