Home / 5,783.61-8,670.55-4,685.25

Finding the Fourth Proportional to 5,783.61, 8,670.55 and 4,685.25

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Solution

The fourth proportional to 5,783.61, 8,670.55 and 4,685.25 is: 7,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.61 : 8,670.55 = 4,685.25 : x
  2. Step 2: Convert to fraction form
    5,783.61/8,670.55 = 4,685.25/x
  3. Step 3: Cross multiply
    5,783.61x = 8,670.55 × 4,685.25
  4. Step 4: Simplify right side
    5,783.61x = 40,623,694.39
  5. Step 5: Solve for x
    x = 40,623,694.39/5,783.61
  6. Step 6: Final answer
    x = 7,023.93

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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.