Home / 5,563.55-8,363.55-3,931.40

Finding the Fourth Proportional to 5,563.55, 8,363.55 and 3,931.40

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Solution

The fourth proportional to 5,563.55, 8,363.55 and 3,931.40 is: 5,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.55 : 8,363.55 = 3,931.40 : x
  2. Step 2: Convert to fraction form
    5,563.55/8,363.55 = 3,931.40/x
  3. Step 3: Cross multiply
    5,563.55x = 8,363.55 × 3,931.40
  4. Step 4: Simplify right side
    5,563.55x = 32,880,460.47
  5. Step 5: Solve for x
    x = 32,880,460.47/5,563.55
  6. Step 6: Final answer
    x = 5,909.98

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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.