Home / 9,485.40-13,089.58-5,293.56

Finding the Fourth Proportional to 9,485.40, 13,089.58 and 5,293.56

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Solution

The fourth proportional to 9,485.40, 13,089.58 and 5,293.56 is: 7,304.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.40 : 13,089.58 = 5,293.56 : x
  2. Step 2: Convert to fraction form
    9,485.40/13,089.58 = 5,293.56/x
  3. Step 3: Cross multiply
    9,485.40x = 13,089.58 × 5,293.56
  4. Step 4: Simplify right side
    9,485.40x = 69,290,477.10
  5. Step 5: Solve for x
    x = 69,290,477.10/9,485.40
  6. Step 6: Final answer
    x = 7,304.96

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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.