Home / 9,504.04-13,115.62-5,312.28

Finding the Fourth Proportional to 9,504.04, 13,115.62 and 5,312.28

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Solution

The fourth proportional to 9,504.04, 13,115.62 and 5,312.28 is: 7,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,504.04 : 13,115.62 = 5,312.28 : x
  2. Step 2: Convert to fraction form
    9,504.04/13,115.62 = 5,312.28/x
  3. Step 3: Cross multiply
    9,504.04x = 13,115.62 × 5,312.28
  4. Step 4: Simplify right side
    9,504.04x = 69,673,845.81
  5. Step 5: Solve for x
    x = 69,673,845.81/9,504.04
  6. Step 6: Final answer
    x = 7,330.97

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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.