Home / 3,036.78-4,525.34-2,937.69

Finding the Fourth Proportional to 3,036.78, 4,525.34 and 2,937.69

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Solution

The fourth proportional to 3,036.78, 4,525.34 and 2,937.69 is: 4,377.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.78 : 4,525.34 = 2,937.69 : x
  2. Step 2: Convert to fraction form
    3,036.78/4,525.34 = 2,937.69/x
  3. Step 3: Cross multiply
    3,036.78x = 4,525.34 × 2,937.69
  4. Step 4: Simplify right side
    3,036.78x = 13,294,031.38
  5. Step 5: Solve for x
    x = 13,294,031.38/3,036.78
  6. Step 6: Final answer
    x = 4,377.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.