Home / 1,740.14-2,401.08-993.99

Finding the Fourth Proportional to 1,740.14, 2,401.08 and 993.99

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Solution

The fourth proportional to 1,740.14, 2,401.08 and 993.99 is: 1,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.14 : 2,401.08 = 993.99 : x
  2. Step 2: Convert to fraction form
    1,740.14/2,401.08 = 993.99/x
  3. Step 3: Cross multiply
    1,740.14x = 2,401.08 × 993.99
  4. Step 4: Simplify right side
    1,740.14x = 2,386,649.51
  5. Step 5: Solve for x
    x = 2,386,649.51/1,740.14
  6. Step 6: Final answer
    x = 1,371.53

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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.