Home / 6,617.02-9,925.49-1,686.62

Finding the Fourth Proportional to 6,617.02, 9,925.49 and 1,686.62

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Solution

The fourth proportional to 6,617.02, 9,925.49 and 1,686.62 is: 2,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.02 : 9,925.49 = 1,686.62 : x
  2. Step 2: Convert to fraction form
    6,617.02/9,925.49 = 1,686.62/x
  3. Step 3: Cross multiply
    6,617.02x = 9,925.49 × 1,686.62
  4. Step 4: Simplify right side
    6,617.02x = 16,740,529.94
  5. Step 5: Solve for x
    x = 16,740,529.94/6,617.02
  6. Step 6: Final answer
    x = 2,529.92

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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.