Home / 9,021.81-13,532.94-4,276.86

Finding the Fourth Proportional to 9,021.81, 13,532.94 and 4,276.86

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Solution

The fourth proportional to 9,021.81, 13,532.94 and 4,276.86 is: 6,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.81 : 13,532.94 = 4,276.86 : x
  2. Step 2: Convert to fraction form
    9,021.81/13,532.94 = 4,276.86/x
  3. Step 3: Cross multiply
    9,021.81x = 13,532.94 × 4,276.86
  4. Step 4: Simplify right side
    9,021.81x = 57,878,489.77
  5. Step 5: Solve for x
    x = 57,878,489.77/9,021.81
  6. Step 6: Final answer
    x = 6,415.40

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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.