Home / 4,148.25-6,220.34-1,810.23

Finding the Fourth Proportional to 4,148.25, 6,220.34 and 1,810.23

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Solution

The fourth proportional to 4,148.25, 6,220.34 and 1,810.23 is: 2,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.25 : 6,220.34 = 1,810.23 : x
  2. Step 2: Convert to fraction form
    4,148.25/6,220.34 = 1,810.23/x
  3. Step 3: Cross multiply
    4,148.25x = 6,220.34 × 1,810.23
  4. Step 4: Simplify right side
    4,148.25x = 11,260,214.98
  5. Step 5: Solve for x
    x = 11,260,214.98/4,148.25
  6. Step 6: Final answer
    x = 2,714.45

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Double scale
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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.