Home / 8,943.72-13,415.86-4,264.23

Finding the Fourth Proportional to 8,943.72, 13,415.86 and 4,264.23

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Solution

The fourth proportional to 8,943.72, 13,415.86 and 4,264.23 is: 6,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.72 : 13,415.86 = 4,264.23 : x
  2. Step 2: Convert to fraction form
    8,943.72/13,415.86 = 4,264.23/x
  3. Step 3: Cross multiply
    8,943.72x = 13,415.86 × 4,264.23
  4. Step 4: Simplify right side
    8,943.72x = 57,208,312.69
  5. Step 5: Solve for x
    x = 57,208,312.69/8,943.72
  6. Step 6: Final answer
    x = 6,396.48

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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.