Home / 1,719.14-2,372.52-973.13

Finding the Fourth Proportional to 1,719.14, 2,372.52 and 973.13

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Solution

The fourth proportional to 1,719.14, 2,372.52 and 973.13 is: 1,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.14 : 2,372.52 = 973.13 : x
  2. Step 2: Convert to fraction form
    1,719.14/2,372.52 = 973.13/x
  3. Step 3: Cross multiply
    1,719.14x = 2,372.52 × 973.13
  4. Step 4: Simplify right side
    1,719.14x = 2,308,758.53
  5. Step 5: Solve for x
    x = 2,308,758.53/1,719.14
  6. Step 6: Final answer
    x = 1,342.98

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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.