Home / 4,764.61-6,574.83-2,640.12

Finding the Fourth Proportional to 4,764.61, 6,574.83 and 2,640.12

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Solution

The fourth proportional to 4,764.61, 6,574.83 and 2,640.12 is: 3,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.61 : 6,574.83 = 2,640.12 : x
  2. Step 2: Convert to fraction form
    4,764.61/6,574.83 = 2,640.12/x
  3. Step 3: Cross multiply
    4,764.61x = 6,574.83 × 2,640.12
  4. Step 4: Simplify right side
    4,764.61x = 17,358,340.18
  5. Step 5: Solve for x
    x = 17,358,340.18/4,764.61
  6. Step 6: Final answer
    x = 3,643.18

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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.