Home / 9,412.16-12,991.32-5,873.24

Finding the Fourth Proportional to 9,412.16, 12,991.32 and 5,873.24

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Solution

The fourth proportional to 9,412.16, 12,991.32 and 5,873.24 is: 8,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.16 : 12,991.32 = 5,873.24 : x
  2. Step 2: Convert to fraction form
    9,412.16/12,991.32 = 5,873.24/x
  3. Step 3: Cross multiply
    9,412.16x = 12,991.32 × 5,873.24
  4. Step 4: Simplify right side
    9,412.16x = 76,301,140.28
  5. Step 5: Solve for x
    x = 76,301,140.28/9,412.16
  6. Step 6: Final answer
    x = 8,106.66

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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.