Home / 5,038.78-7,558.16-1,341.01

Finding the Fourth Proportional to 5,038.78, 7,558.16 and 1,341.01

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Solution

The fourth proportional to 5,038.78, 7,558.16 and 1,341.01 is: 2,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.78 : 7,558.16 = 1,341.01 : x
  2. Step 2: Convert to fraction form
    5,038.78/7,558.16 = 1,341.01/x
  3. Step 3: Cross multiply
    5,038.78x = 7,558.16 × 1,341.01
  4. Step 4: Simplify right side
    5,038.78x = 10,135,568.14
  5. Step 5: Solve for x
    x = 10,135,568.14/5,038.78
  6. Step 6: Final answer
    x = 2,011.51

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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.