Home / 1,757.04-2,424.68-971.09

Finding the Fourth Proportional to 1,757.04, 2,424.68 and 971.09

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Solution

The fourth proportional to 1,757.04, 2,424.68 and 971.09 is: 1,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.04 : 2,424.68 = 971.09 : x
  2. Step 2: Convert to fraction form
    1,757.04/2,424.68 = 971.09/x
  3. Step 3: Cross multiply
    1,757.04x = 2,424.68 × 971.09
  4. Step 4: Simplify right side
    1,757.04x = 2,354,583.72
  5. Step 5: Solve for x
    x = 2,354,583.72/1,757.04
  6. Step 6: Final answer
    x = 1,340.08

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1.5x scale

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.