Home / 10,571.12-14,588.16-5,855.36

Finding the Fourth Proportional to 10,571.12, 14,588.16 and 5,855.36

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Solution

The fourth proportional to 10,571.12, 14,588.16 and 5,855.36 is: 8,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.12 : 14,588.16 = 5,855.36 : x
  2. Step 2: Convert to fraction form
    10,571.12/14,588.16 = 5,855.36/x
  3. Step 3: Cross multiply
    10,571.12x = 14,588.16 × 5,855.36
  4. Step 4: Simplify right side
    10,571.12x = 85,418,928.54
  5. Step 5: Solve for x
    x = 85,418,928.54/10,571.12
  6. Step 6: Final answer
    x = 8,080.40

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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.