Home / 6,629.04-9,943.50-1,698.61

Finding the Fourth Proportional to 6,629.04, 9,943.50 and 1,698.61

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Solution

The fourth proportional to 6,629.04, 9,943.50 and 1,698.61 is: 2,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.04 : 9,943.50 = 1,698.61 : x
  2. Step 2: Convert to fraction form
    6,629.04/9,943.50 = 1,698.61/x
  3. Step 3: Cross multiply
    6,629.04x = 9,943.50 × 1,698.61
  4. Step 4: Simplify right side
    6,629.04x = 16,890,085.03
  5. Step 5: Solve for x
    x = 16,890,085.03/6,629.04
  6. Step 6: Final answer
    x = 2,547.89

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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.