Home / 2,424.12-3,345.13-1,362.07

Finding the Fourth Proportional to 2,424.12, 3,345.13 and 1,362.07

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Solution

The fourth proportional to 2,424.12, 3,345.13 and 1,362.07 is: 1,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.12 : 3,345.13 = 1,362.07 : x
  2. Step 2: Convert to fraction form
    2,424.12/3,345.13 = 1,362.07/x
  3. Step 3: Cross multiply
    2,424.12x = 3,345.13 × 1,362.07
  4. Step 4: Simplify right side
    2,424.12x = 4,556,301.22
  5. Step 5: Solve for x
    x = 4,556,301.22/2,424.12
  6. Step 6: Final answer
    x = 1,879.57

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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.