Home / 3,241.92-4,864.32-1,510.40

Finding the Fourth Proportional to 3,241.92, 4,864.32 and 1,510.40

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Solution

The fourth proportional to 3,241.92, 4,864.32 and 1,510.40 is: 2,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.92 : 4,864.32 = 1,510.40 : x
  2. Step 2: Convert to fraction form
    3,241.92/4,864.32 = 1,510.40/x
  3. Step 3: Cross multiply
    3,241.92x = 4,864.32 × 1,510.40
  4. Step 4: Simplify right side
    3,241.92x = 7,347,068.93
  5. Step 5: Solve for x
    x = 7,347,068.93/3,241.92
  6. Step 6: Final answer
    x = 2,266.27

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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.