Home / 4,720.28-6,512.36-2,927.11

Finding the Fourth Proportional to 4,720.28, 6,512.36 and 2,927.11

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Solution

The fourth proportional to 4,720.28, 6,512.36 and 2,927.11 is: 4,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.28 : 6,512.36 = 2,927.11 : x
  2. Step 2: Convert to fraction form
    4,720.28/6,512.36 = 2,927.11/x
  3. Step 3: Cross multiply
    4,720.28x = 6,512.36 × 2,927.11
  4. Step 4: Simplify right side
    4,720.28x = 19,062,346.88
  5. Step 5: Solve for x
    x = 19,062,346.88/4,720.28
  6. Step 6: Final answer
    x = 4,038.40

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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.