Home / 4,710.84-6,500.32-2,721.12

Finding the Fourth Proportional to 4,710.84, 6,500.32 and 2,721.12

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Solution

The fourth proportional to 4,710.84, 6,500.32 and 2,721.12 is: 3,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.84 : 6,500.32 = 2,721.12 : x
  2. Step 2: Convert to fraction form
    4,710.84/6,500.32 = 2,721.12/x
  3. Step 3: Cross multiply
    4,710.84x = 6,500.32 × 2,721.12
  4. Step 4: Simplify right side
    4,710.84x = 17,688,150.76
  5. Step 5: Solve for x
    x = 17,688,150.76/4,710.84
  6. Step 6: Final answer
    x = 3,754.78

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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.