Home / 5,583.84-7,705.32-3,065.40

Finding the Fourth Proportional to 5,583.84, 7,705.32 and 3,065.40

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Solution

The fourth proportional to 5,583.84, 7,705.32 and 3,065.40 is: 4,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.84 : 7,705.32 = 3,065.40 : x
  2. Step 2: Convert to fraction form
    5,583.84/7,705.32 = 3,065.40/x
  3. Step 3: Cross multiply
    5,583.84x = 7,705.32 × 3,065.40
  4. Step 4: Simplify right side
    5,583.84x = 23,619,887.93
  5. Step 5: Solve for x
    x = 23,619,887.93/5,583.84
  6. Step 6: Final answer
    x = 4,230.04

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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.