Home / 4,810.48-6,638.76-2,714.80

Finding the Fourth Proportional to 4,810.48, 6,638.76 and 2,714.80

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Solution

The fourth proportional to 4,810.48, 6,638.76 and 2,714.80 is: 3,746.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.48 : 6,638.76 = 2,714.80 : x
  2. Step 2: Convert to fraction form
    4,810.48/6,638.76 = 2,714.80/x
  3. Step 3: Cross multiply
    4,810.48x = 6,638.76 × 2,714.80
  4. Step 4: Simplify right side
    4,810.48x = 18,022,905.65
  5. Step 5: Solve for x
    x = 18,022,905.65/4,810.48
  6. Step 6: Final answer
    x = 3,746.59

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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.