Home / 8,943.63-13,415.57-2,703.70

Finding the Fourth Proportional to 8,943.63, 13,415.57 and 2,703.70

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Solution

The fourth proportional to 8,943.63, 13,415.57 and 2,703.70 is: 4,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.63 : 13,415.57 = 2,703.70 : x
  2. Step 2: Convert to fraction form
    8,943.63/13,415.57 = 2,703.70/x
  3. Step 3: Cross multiply
    8,943.63x = 13,415.57 × 2,703.70
  4. Step 4: Simplify right side
    8,943.63x = 36,271,629.74
  5. Step 5: Solve for x
    x = 36,271,629.74/8,943.63
  6. Step 6: Final answer
    x = 4,055.58

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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.