Home / 2,349.93-3,507.75-2,178.62

Finding the Fourth Proportional to 2,349.93, 3,507.75 and 2,178.62

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Solution

The fourth proportional to 2,349.93, 3,507.75 and 2,178.62 is: 3,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.93 : 3,507.75 = 2,178.62 : x
  2. Step 2: Convert to fraction form
    2,349.93/3,507.75 = 2,178.62/x
  3. Step 3: Cross multiply
    2,349.93x = 3,507.75 × 2,178.62
  4. Step 4: Simplify right side
    2,349.93x = 7,642,054.31
  5. Step 5: Solve for x
    x = 7,642,054.31/2,349.93
  6. Step 6: Final answer
    x = 3,252.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.