Home / 1,740.24-2,401.14-993.93

Finding the Fourth Proportional to 1,740.24, 2,401.14 and 993.93

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Solution

The fourth proportional to 1,740.24, 2,401.14 and 993.93 is: 1,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.24 : 2,401.14 = 993.93 : x
  2. Step 2: Convert to fraction form
    1,740.24/2,401.14 = 993.93/x
  3. Step 3: Cross multiply
    1,740.24x = 2,401.14 × 993.93
  4. Step 4: Simplify right side
    1,740.24x = 2,386,565.08
  5. Step 5: Solve for x
    x = 2,386,565.08/1,740.24
  6. Step 6: Final answer
    x = 1,371.40

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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.