Home / 11,305.04-15,608.69-7,062.57

Finding the Fourth Proportional to 11,305.04, 15,608.69 and 7,062.57

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Solution

The fourth proportional to 11,305.04, 15,608.69 and 7,062.57 is: 9,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.04 : 15,608.69 = 7,062.57 : x
  2. Step 2: Convert to fraction form
    11,305.04/15,608.69 = 7,062.57/x
  3. Step 3: Cross multiply
    11,305.04x = 15,608.69 × 7,062.57
  4. Step 4: Simplify right side
    11,305.04x = 110,237,483.39
  5. Step 5: Solve for x
    x = 110,237,483.39/11,305.04
  6. Step 6: Final answer
    x = 9,751.18

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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.