Home / 5,670.72-7,825.50-3,313.26

Finding the Fourth Proportional to 5,670.72, 7,825.50 and 3,313.26

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Solution

The fourth proportional to 5,670.72, 7,825.50 and 3,313.26 is: 4,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.72 : 7,825.50 = 3,313.26 : x
  2. Step 2: Convert to fraction form
    5,670.72/7,825.50 = 3,313.26/x
  3. Step 3: Cross multiply
    5,670.72x = 7,825.50 × 3,313.26
  4. Step 4: Simplify right side
    5,670.72x = 25,927,916.13
  5. Step 5: Solve for x
    x = 25,927,916.13/5,670.72
  6. Step 6: Final answer
    x = 4,572.24

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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.