Home / 4,868.69-6,718.80-2,630.57

Finding the Fourth Proportional to 4,868.69, 6,718.80 and 2,630.57

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Solution

The fourth proportional to 4,868.69, 6,718.80 and 2,630.57 is: 3,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.69 : 6,718.80 = 2,630.57 : x
  2. Step 2: Convert to fraction form
    4,868.69/6,718.80 = 2,630.57/x
  3. Step 3: Cross multiply
    4,868.69x = 6,718.80 × 2,630.57
  4. Step 4: Simplify right side
    4,868.69x = 17,674,226.97
  5. Step 5: Solve for x
    x = 17,674,226.97/4,868.69
  6. Step 6: Final answer
    x = 3,630.18

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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.