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Finding the Fourth Proportional to 9,294.87, 12,826.94 and 5,045.93

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Solution

The fourth proportional to 9,294.87, 12,826.94 and 5,045.93 is: 6,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294.87 : 12,826.94 = 5,045.93 : x
  2. Step 2: Convert to fraction form
    9,294.87/12,826.94 = 5,045.93/x
  3. Step 3: Cross multiply
    9,294.87x = 12,826.94 × 5,045.93
  4. Step 4: Simplify right side
    9,294.87x = 64,723,848.19
  5. Step 5: Solve for x
    x = 64,723,848.19/9,294.87
  6. Step 6: Final answer
    x = 6,963.40

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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.