Home / 3,537.42-5,302.76-1,315.67

Finding the Fourth Proportional to 3,537.42, 5,302.76 and 1,315.67

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Solution

The fourth proportional to 3,537.42, 5,302.76 and 1,315.67 is: 1,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.42 : 5,302.76 = 1,315.67 : x
  2. Step 2: Convert to fraction form
    3,537.42/5,302.76 = 1,315.67/x
  3. Step 3: Cross multiply
    3,537.42x = 5,302.76 × 1,315.67
  4. Step 4: Simplify right side
    3,537.42x = 6,976,649.16
  5. Step 5: Solve for x
    x = 6,976,649.16/3,537.42
  6. Step 6: Final answer
    x = 1,972.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.