Home / 5,403.88-7,457.70-3,045.16

Finding the Fourth Proportional to 5,403.88, 7,457.70 and 3,045.16

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Solution

The fourth proportional to 5,403.88, 7,457.70 and 3,045.16 is: 4,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.88 : 7,457.70 = 3,045.16 : x
  2. Step 2: Convert to fraction form
    5,403.88/7,457.70 = 3,045.16/x
  3. Step 3: Cross multiply
    5,403.88x = 7,457.70 × 3,045.16
  4. Step 4: Simplify right side
    5,403.88x = 22,709,889.73
  5. Step 5: Solve for x
    x = 22,709,889.73/5,403.88
  6. Step 6: Final answer
    x = 4,202.52

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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.