Home / 9,571.20-14,337.60-5,462.40

Finding the Fourth Proportional to 9,571.20, 14,337.60 and 5,462.40

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Solution

The fourth proportional to 9,571.20, 14,337.60 and 5,462.40 is: 8,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571.20 : 14,337.60 = 5,462.40 : x
  2. Step 2: Convert to fraction form
    9,571.20/14,337.60 = 5,462.40/x
  3. Step 3: Cross multiply
    9,571.20x = 14,337.60 × 5,462.40
  4. Step 4: Simplify right side
    9,571.20x = 78,317,706.24
  5. Step 5: Solve for x
    x = 78,317,706.24/9,571.20
  6. Step 6: Final answer
    x = 8,182.64

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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.