Home / 6,607.03-9,117.69-3,622.91

Finding the Fourth Proportional to 6,607.03, 9,117.69 and 3,622.91

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Solution

The fourth proportional to 6,607.03, 9,117.69 and 3,622.91 is: 4,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.03 : 9,117.69 = 3,622.91 : x
  2. Step 2: Convert to fraction form
    6,607.03/9,117.69 = 3,622.91/x
  3. Step 3: Cross multiply
    6,607.03x = 9,117.69 × 3,622.91
  4. Step 4: Simplify right side
    6,607.03x = 33,032,547.48
  5. Step 5: Solve for x
    x = 33,032,547.48/6,607.03
  6. Step 6: Final answer
    x = 4,999.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.