Home / 5,302.98-7,317.87-2,945.10

Finding the Fourth Proportional to 5,302.98, 7,317.87 and 2,945.10

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Solution

The fourth proportional to 5,302.98, 7,317.87 and 2,945.10 is: 4,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.98 : 7,317.87 = 2,945.10 : x
  2. Step 2: Convert to fraction form
    5,302.98/7,317.87 = 2,945.10/x
  3. Step 3: Cross multiply
    5,302.98x = 7,317.87 × 2,945.10
  4. Step 4: Simplify right side
    5,302.98x = 21,551,858.94
  5. Step 5: Solve for x
    x = 21,551,858.94/5,302.98
  6. Step 6: Final answer
    x = 4,064.10

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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.