Home / 8,870.28-13,305.43-3,608.16

Finding the Fourth Proportional to 8,870.28, 13,305.43 and 3,608.16

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Solution

The fourth proportional to 8,870.28, 13,305.43 and 3,608.16 is: 5,412.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.28 : 13,305.43 = 3,608.16 : x
  2. Step 2: Convert to fraction form
    8,870.28/13,305.43 = 3,608.16/x
  3. Step 3: Cross multiply
    8,870.28x = 13,305.43 × 3,608.16
  4. Step 4: Simplify right side
    8,870.28x = 48,008,111.29
  5. Step 5: Solve for x
    x = 48,008,111.29/8,870.28
  6. Step 6: Final answer
    x = 5,412.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.