Home / 1,674.24-2,310.45-975.62

Finding the Fourth Proportional to 1,674.24, 2,310.45 and 975.62

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Solution

The fourth proportional to 1,674.24, 2,310.45 and 975.62 is: 1,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.24 : 2,310.45 = 975.62 : x
  2. Step 2: Convert to fraction form
    1,674.24/2,310.45 = 975.62/x
  3. Step 3: Cross multiply
    1,674.24x = 2,310.45 × 975.62
  4. Step 4: Simplify right side
    1,674.24x = 2,254,109.68
  5. Step 5: Solve for x
    x = 2,254,109.68/1,674.24
  6. Step 6: Final answer
    x = 1,346.35

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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.