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Finding the Fourth Proportional to 7,653.86, 11,482.71 and 3,707.01

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Solution

The fourth proportional to 7,653.86, 11,482.71 and 3,707.01 is: 5,561.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.86 : 11,482.71 = 3,707.01 : x
  2. Step 2: Convert to fraction form
    7,653.86/11,482.71 = 3,707.01/x
  3. Step 3: Cross multiply
    7,653.86x = 11,482.71 × 3,707.01
  4. Step 4: Simplify right side
    7,653.86x = 42,566,520.80
  5. Step 5: Solve for x
    x = 42,566,520.80/7,653.86
  6. Step 6: Final answer
    x = 5,561.44

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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.