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Finding the Fourth Proportional to 6,554.76, 9,052 and 5,605.07

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Solution

The fourth proportional to 6,554.76, 9,052 and 5,605.07 is: 7,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.76 : 9,052 = 5,605.07 : x
  2. Step 2: Convert to fraction form
    6,554.76/9,052 = 5,605.07/x
  3. Step 3: Cross multiply
    6,554.76x = 9,052 × 5,605.07
  4. Step 4: Simplify right side
    6,554.76x = 50,737,093.64
  5. Step 5: Solve for x
    x = 50,737,093.64/6,554.76
  6. Step 6: Final answer
    x = 7,740.50

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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.