Home / 5,240.29-7,859.83-1,953.49

Finding the Fourth Proportional to 5,240.29, 7,859.83 and 1,953.49

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Solution

The fourth proportional to 5,240.29, 7,859.83 and 1,953.49 is: 2,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.29 : 7,859.83 = 1,953.49 : x
  2. Step 2: Convert to fraction form
    5,240.29/7,859.83 = 1,953.49/x
  3. Step 3: Cross multiply
    5,240.29x = 7,859.83 × 1,953.49
  4. Step 4: Simplify right side
    5,240.29x = 15,354,082.10
  5. Step 5: Solve for x
    x = 15,354,082.10/5,240.29
  6. Step 6: Final answer
    x = 2,930.01

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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.