Home / 1,740.58-2,402.01-943.91

Finding the Fourth Proportional to 1,740.58, 2,402.01 and 943.91

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Solution

The fourth proportional to 1,740.58, 2,402.01 and 943.91 is: 1,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.58 : 2,402.01 = 943.91 : x
  2. Step 2: Convert to fraction form
    1,740.58/2,402.01 = 943.91/x
  3. Step 3: Cross multiply
    1,740.58x = 2,402.01 × 943.91
  4. Step 4: Simplify right side
    1,740.58x = 2,267,281.26
  5. Step 5: Solve for x
    x = 2,267,281.26/1,740.58
  6. Step 6: Final answer
    x = 1,302.60

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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.