Home / 9,701.60-14,533.20-5,311.20

Finding the Fourth Proportional to 9,701.60, 14,533.20 and 5,311.20

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Solution

The fourth proportional to 9,701.60, 14,533.20 and 5,311.20 is: 7,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.60 : 14,533.20 = 5,311.20 : x
  2. Step 2: Convert to fraction form
    9,701.60/14,533.20 = 5,311.20/x
  3. Step 3: Cross multiply
    9,701.60x = 14,533.20 × 5,311.20
  4. Step 4: Simplify right side
    9,701.60x = 77,188,731.84
  5. Step 5: Solve for x
    x = 77,188,731.84/9,701.60
  6. Step 6: Final answer
    x = 7,956.29

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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.