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Finding the Fourth Proportional to 7,373.76, 11,038.76 and 7,364.04

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Solution

The fourth proportional to 7,373.76, 11,038.76 and 7,364.04 is: 11,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.76 : 11,038.76 = 7,364.04 : x
  2. Step 2: Convert to fraction form
    7,373.76/11,038.76 = 7,364.04/x
  3. Step 3: Cross multiply
    7,373.76x = 11,038.76 × 7,364.04
  4. Step 4: Simplify right side
    7,373.76x = 81,289,870.19
  5. Step 5: Solve for x
    x = 81,289,870.19/7,373.76
  6. Step 6: Final answer
    x = 11,024.21

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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.