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Finding the Fourth Proportional to 7,973.79, 11,004.50 and 4,437.67

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Solution

The fourth proportional to 7,973.79, 11,004.50 and 4,437.67 is: 6,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.79 : 11,004.50 = 4,437.67 : x
  2. Step 2: Convert to fraction form
    7,973.79/11,004.50 = 4,437.67/x
  3. Step 3: Cross multiply
    7,973.79x = 11,004.50 × 4,437.67
  4. Step 4: Simplify right side
    7,973.79x = 48,834,339.52
  5. Step 5: Solve for x
    x = 48,834,339.52/7,973.79
  6. Step 6: Final answer
    x = 6,124.36

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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.