Home / 4,730.56-7,088.64-4,240.96

Finding the Fourth Proportional to 4,730.56, 7,088.64 and 4,240.96

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Solution

The fourth proportional to 4,730.56, 7,088.64 and 4,240.96 is: 6,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.56 : 7,088.64 = 4,240.96 : x
  2. Step 2: Convert to fraction form
    4,730.56/7,088.64 = 4,240.96/x
  3. Step 3: Cross multiply
    4,730.56x = 7,088.64 × 4,240.96
  4. Step 4: Simplify right side
    4,730.56x = 30,062,638.69
  5. Step 5: Solve for x
    x = 30,062,638.69/4,730.56
  6. Step 6: Final answer
    x = 6,354.99

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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.