Home / 9,617.40-13,272.68-5,369.30

Finding the Fourth Proportional to 9,617.40, 13,272.68 and 5,369.30

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Solution

The fourth proportional to 9,617.40, 13,272.68 and 5,369.30 is: 7,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.40 : 13,272.68 = 5,369.30 : x
  2. Step 2: Convert to fraction form
    9,617.40/13,272.68 = 5,369.30/x
  3. Step 3: Cross multiply
    9,617.40x = 13,272.68 × 5,369.30
  4. Step 4: Simplify right side
    9,617.40x = 71,264,907.51
  5. Step 5: Solve for x
    x = 71,264,907.51/9,617.40
  6. Step 6: Final answer
    x = 7,410.00

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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.