Home / 2,348.06-3,237.38-1,507.28

Finding the Fourth Proportional to 2,348.06, 3,237.38 and 1,507.28

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Solution

The fourth proportional to 2,348.06, 3,237.38 and 1,507.28 is: 2,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.06 : 3,237.38 = 1,507.28 : x
  2. Step 2: Convert to fraction form
    2,348.06/3,237.38 = 1,507.28/x
  3. Step 3: Cross multiply
    2,348.06x = 3,237.38 × 1,507.28
  4. Step 4: Simplify right side
    2,348.06x = 4,879,638.13
  5. Step 5: Solve for x
    x = 4,879,638.13/2,348.06
  6. Step 6: Final answer
    x = 2,078.16

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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.