Home / 1,740.35-2,401.69-943.67

Finding the Fourth Proportional to 1,740.35, 2,401.69 and 943.67

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Solution

The fourth proportional to 1,740.35, 2,401.69 and 943.67 is: 1,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.35 : 2,401.69 = 943.67 : x
  2. Step 2: Convert to fraction form
    1,740.35/2,401.69 = 943.67/x
  3. Step 3: Cross multiply
    1,740.35x = 2,401.69 × 943.67
  4. Step 4: Simplify right side
    1,740.35x = 2,266,402.80
  5. Step 5: Solve for x
    x = 2,266,402.80/1,740.35
  6. Step 6: Final answer
    x = 1,302.27

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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.