Home / 3,313.90-4,567.96-2,715.51

Finding the Fourth Proportional to 3,313.90, 4,567.96 and 2,715.51

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Solution

The fourth proportional to 3,313.90, 4,567.96 and 2,715.51 is: 3,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.90 : 4,567.96 = 2,715.51 : x
  2. Step 2: Convert to fraction form
    3,313.90/4,567.96 = 2,715.51/x
  3. Step 3: Cross multiply
    3,313.90x = 4,567.96 × 2,715.51
  4. Step 4: Simplify right side
    3,313.90x = 12,404,341.06
  5. Step 5: Solve for x
    x = 12,404,341.06/3,313.90
  6. Step 6: Final answer
    x = 3,743.12

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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.