Home / 11,497.04-15,865.46-7,028.26

Finding the Fourth Proportional to 11,497.04, 15,865.46 and 7,028.26

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Solution

The fourth proportional to 11,497.04, 15,865.46 and 7,028.26 is: 9,698.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.04 : 15,865.46 = 7,028.26 : x
  2. Step 2: Convert to fraction form
    11,497.04/15,865.46 = 7,028.26/x
  3. Step 3: Cross multiply
    11,497.04x = 15,865.46 × 7,028.26
  4. Step 4: Simplify right side
    11,497.04x = 111,506,577.90
  5. Step 5: Solve for x
    x = 111,506,577.90/11,497.04
  6. Step 6: Final answer
    x = 9,698.72

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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.