Home / 2,393.13-3,302.48-1,345.19

Finding the Fourth Proportional to 2,393.13, 3,302.48 and 1,345.19

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Solution

The fourth proportional to 2,393.13, 3,302.48 and 1,345.19 is: 1,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.13 : 3,302.48 = 1,345.19 : x
  2. Step 2: Convert to fraction form
    2,393.13/3,302.48 = 1,345.19/x
  3. Step 3: Cross multiply
    2,393.13x = 3,302.48 × 1,345.19
  4. Step 4: Simplify right side
    2,393.13x = 4,442,463.07
  5. Step 5: Solve for x
    x = 4,442,463.07/2,393.13
  6. Step 6: Final answer
    x = 1,856.34

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Double scale
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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.