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Finding the Fourth Proportional to 7,826.52, 10,800.06 and 4,597.40

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Solution

The fourth proportional to 7,826.52, 10,800.06 and 4,597.40 is: 6,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.52 : 10,800.06 = 4,597.40 : x
  2. Step 2: Convert to fraction form
    7,826.52/10,800.06 = 4,597.40/x
  3. Step 3: Cross multiply
    7,826.52x = 10,800.06 × 4,597.40
  4. Step 4: Simplify right side
    7,826.52x = 49,652,195.84
  5. Step 5: Solve for x
    x = 49,652,195.84/7,826.52
  6. Step 6: Final answer
    x = 6,344.10

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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.