Home / 2,209.48-3,048.66-1,510.60

Finding the Fourth Proportional to 2,209.48, 3,048.66 and 1,510.60

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Solution

The fourth proportional to 2,209.48, 3,048.66 and 1,510.60 is: 2,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.48 : 3,048.66 = 1,510.60 : x
  2. Step 2: Convert to fraction form
    2,209.48/3,048.66 = 1,510.60/x
  3. Step 3: Cross multiply
    2,209.48x = 3,048.66 × 1,510.60
  4. Step 4: Simplify right side
    2,209.48x = 4,605,305.80
  5. Step 5: Solve for x
    x = 4,605,305.80/2,209.48
  6. Step 6: Final answer
    x = 2,084.34

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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.