Home / 2,345.77-3,237.15-1,350.69

Finding the Fourth Proportional to 2,345.77, 3,237.15 and 1,350.69

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Solution

The fourth proportional to 2,345.77, 3,237.15 and 1,350.69 is: 1,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.77 : 3,237.15 = 1,350.69 : x
  2. Step 2: Convert to fraction form
    2,345.77/3,237.15 = 1,350.69/x
  3. Step 3: Cross multiply
    2,345.77x = 3,237.15 × 1,350.69
  4. Step 4: Simplify right side
    2,345.77x = 4,372,386.13
  5. Step 5: Solve for x
    x = 4,372,386.13/2,345.77
  6. Step 6: Final answer
    x = 1,863.94

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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.