Home / 8,772.51-13,158.36-3,225.45

Finding the Fourth Proportional to 8,772.51, 13,158.36 and 3,225.45

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Solution

The fourth proportional to 8,772.51, 13,158.36 and 3,225.45 is: 4,838.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.51 : 13,158.36 = 3,225.45 : x
  2. Step 2: Convert to fraction form
    8,772.51/13,158.36 = 3,225.45/x
  3. Step 3: Cross multiply
    8,772.51x = 13,158.36 × 3,225.45
  4. Step 4: Simplify right side
    8,772.51x = 42,441,632.26
  5. Step 5: Solve for x
    x = 42,441,632.26/8,772.51
  6. Step 6: Final answer
    x = 4,838.03

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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.