Home / 5,840.40-8,768.70-3,653.40

Finding the Fourth Proportional to 5,840.40, 8,768.70 and 3,653.40

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Solution

The fourth proportional to 5,840.40, 8,768.70 and 3,653.40 is: 5,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.40 : 8,768.70 = 3,653.40 : x
  2. Step 2: Convert to fraction form
    5,840.40/8,768.70 = 3,653.40/x
  3. Step 3: Cross multiply
    5,840.40x = 8,768.70 × 3,653.40
  4. Step 4: Simplify right side
    5,840.40x = 32,035,568.58
  5. Step 5: Solve for x
    x = 32,035,568.58/5,840.40
  6. Step 6: Final answer
    x = 5,485.17

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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.