Home / 2,470.02-3,703.08-1,236.80

Finding the Fourth Proportional to 2,470.02, 3,703.08 and 1,236.80

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Solution

The fourth proportional to 2,470.02, 3,703.08 and 1,236.80 is: 1,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.02 : 3,703.08 = 1,236.80 : x
  2. Step 2: Convert to fraction form
    2,470.02/3,703.08 = 1,236.80/x
  3. Step 3: Cross multiply
    2,470.02x = 3,703.08 × 1,236.80
  4. Step 4: Simplify right side
    2,470.02x = 4,579,969.34
  5. Step 5: Solve for x
    x = 4,579,969.34/2,470.02
  6. Step 6: Final answer
    x = 1,854.22

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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.