Home / 8,525.04-12,766.10-5,395.58

Finding the Fourth Proportional to 8,525.04, 12,766.10 and 5,395.58

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Solution

The fourth proportional to 8,525.04, 12,766.10 and 5,395.58 is: 8,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.04 : 12,766.10 = 5,395.58 : x
  2. Step 2: Convert to fraction form
    8,525.04/12,766.10 = 5,395.58/x
  3. Step 3: Cross multiply
    8,525.04x = 12,766.10 × 5,395.58
  4. Step 4: Simplify right side
    8,525.04x = 68,880,513.84
  5. Step 5: Solve for x
    x = 68,880,513.84/8,525.04
  6. Step 6: Final answer
    x = 8,079.79

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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.