Home / 4,552.29-6,830.13-1,920.48

Finding the Fourth Proportional to 4,552.29, 6,830.13 and 1,920.48

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Solution

The fourth proportional to 4,552.29, 6,830.13 and 1,920.48 is: 2,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.29 : 6,830.13 = 1,920.48 : x
  2. Step 2: Convert to fraction form
    4,552.29/6,830.13 = 1,920.48/x
  3. Step 3: Cross multiply
    4,552.29x = 6,830.13 × 1,920.48
  4. Step 4: Simplify right side
    4,552.29x = 13,117,128.06
  5. Step 5: Solve for x
    x = 13,117,128.06/4,552.29
  6. Step 6: Final answer
    x = 2,881.44

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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.