Home / 4,865.19-6,714.12-2,877.45

Finding the Fourth Proportional to 4,865.19, 6,714.12 and 2,877.45

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Solution

The fourth proportional to 4,865.19, 6,714.12 and 2,877.45 is: 3,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.19 : 6,714.12 = 2,877.45 : x
  2. Step 2: Convert to fraction form
    4,865.19/6,714.12 = 2,877.45/x
  3. Step 3: Cross multiply
    4,865.19x = 6,714.12 × 2,877.45
  4. Step 4: Simplify right side
    4,865.19x = 19,319,544.59
  5. Step 5: Solve for x
    x = 19,319,544.59/4,865.19
  6. Step 6: Final answer
    x = 3,970.97

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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.