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Finding the Fourth Proportional to 7,635.06, 10,541.54 and 4,947.08

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Solution

The fourth proportional to 7,635.06, 10,541.54 and 4,947.08 is: 6,830.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.06 : 10,541.54 = 4,947.08 : x
  2. Step 2: Convert to fraction form
    7,635.06/10,541.54 = 4,947.08/x
  3. Step 3: Cross multiply
    7,635.06x = 10,541.54 × 4,947.08
  4. Step 4: Simplify right side
    7,635.06x = 52,149,801.36
  5. Step 5: Solve for x
    x = 52,149,801.36/7,635.06
  6. Step 6: Final answer
    x = 6,830.31

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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.