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Finding the Fourth Proportional to 9,337.01, 12,884.02 and 5,559.64

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Solution

The fourth proportional to 9,337.01, 12,884.02 and 5,559.64 is: 7,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.01 : 12,884.02 = 5,559.64 : x
  2. Step 2: Convert to fraction form
    9,337.01/12,884.02 = 5,559.64/x
  3. Step 3: Cross multiply
    9,337.01x = 12,884.02 × 5,559.64
  4. Step 4: Simplify right side
    9,337.01x = 71,630,466.84
  5. Step 5: Solve for x
    x = 71,630,466.84/9,337.01
  6. Step 6: Final answer
    x = 7,671.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.