Home / 8,697.45-13,043.43-2,852.70

Finding the Fourth Proportional to 8,697.45, 13,043.43 and 2,852.70

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Solution

The fourth proportional to 8,697.45, 13,043.43 and 2,852.70 is: 4,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.45 : 13,043.43 = 2,852.70 : x
  2. Step 2: Convert to fraction form
    8,697.45/13,043.43 = 2,852.70/x
  3. Step 3: Cross multiply
    8,697.45x = 13,043.43 × 2,852.70
  4. Step 4: Simplify right side
    8,697.45x = 37,208,992.76
  5. Step 5: Solve for x
    x = 37,208,992.76/8,697.45
  6. Step 6: Final answer
    x = 4,278.15

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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.