Home / 3,435.32-4,740.47-2,317.77

Finding the Fourth Proportional to 3,435.32, 4,740.47 and 2,317.77

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Solution

The fourth proportional to 3,435.32, 4,740.47 and 2,317.77 is: 3,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.32 : 4,740.47 = 2,317.77 : x
  2. Step 2: Convert to fraction form
    3,435.32/4,740.47 = 2,317.77/x
  3. Step 3: Cross multiply
    3,435.32x = 4,740.47 × 2,317.77
  4. Step 4: Simplify right side
    3,435.32x = 10,987,307.56
  5. Step 5: Solve for x
    x = 10,987,307.56/3,435.32
  6. Step 6: Final answer
    x = 3,198.34

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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.