Home / 7,355.49-11,005.69-4,383.06

Finding the Fourth Proportional to 7,355.49, 11,005.69 and 4,383.06

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Solution

The fourth proportional to 7,355.49, 11,005.69 and 4,383.06 is: 6,558.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.49 : 11,005.69 = 4,383.06 : x
  2. Step 2: Convert to fraction form
    7,355.49/11,005.69 = 4,383.06/x
  3. Step 3: Cross multiply
    7,355.49x = 11,005.69 × 4,383.06
  4. Step 4: Simplify right side
    7,355.49x = 48,238,599.61
  5. Step 5: Solve for x
    x = 48,238,599.61/7,355.49
  6. Step 6: Final answer
    x = 6,558.18

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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.