Home / 8,695.84-13,043.77-2,852.45

Finding the Fourth Proportional to 8,695.84, 13,043.77 and 2,852.45

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Solution

The fourth proportional to 8,695.84, 13,043.77 and 2,852.45 is: 4,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.84 : 13,043.77 = 2,852.45 : x
  2. Step 2: Convert to fraction form
    8,695.84/13,043.77 = 2,852.45/x
  3. Step 3: Cross multiply
    8,695.84x = 13,043.77 × 2,852.45
  4. Step 4: Simplify right side
    8,695.84x = 37,206,701.74
  5. Step 5: Solve for x
    x = 37,206,701.74/8,695.84
  6. Step 6: Final answer
    x = 4,278.68

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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.