Home / 7,118.51-10,670.62-2,435.31

Finding the Fourth Proportional to 7,118.51, 10,670.62 and 2,435.31

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Solution

The fourth proportional to 7,118.51, 10,670.62 and 2,435.31 is: 3,650.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118.51 : 10,670.62 = 2,435.31 : x
  2. Step 2: Convert to fraction form
    7,118.51/10,670.62 = 2,435.31/x
  3. Step 3: Cross multiply
    7,118.51x = 10,670.62 × 2,435.31
  4. Step 4: Simplify right side
    7,118.51x = 25,986,267.59
  5. Step 5: Solve for x
    x = 25,986,267.59/7,118.51
  6. Step 6: Final answer
    x = 3,650.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.