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Finding the Fourth Proportional to 9,283.99, 13,931.46 and 4,353.67

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Solution

The fourth proportional to 9,283.99, 13,931.46 and 4,353.67 is: 6,533.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.99 : 13,931.46 = 4,353.67 : x
  2. Step 2: Convert to fraction form
    9,283.99/13,931.46 = 4,353.67/x
  3. Step 3: Cross multiply
    9,283.99x = 13,931.46 × 4,353.67
  4. Step 4: Simplify right side
    9,283.99x = 60,652,979.46
  5. Step 5: Solve for x
    x = 60,652,979.46/9,283.99
  6. Step 6: Final answer
    x = 6,533.07

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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.