Home / 9,665.61-14,497.35-4,720.26

Finding the Fourth Proportional to 9,665.61, 14,497.35 and 4,720.26

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Solution

The fourth proportional to 9,665.61, 14,497.35 and 4,720.26 is: 7,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665.61 : 14,497.35 = 4,720.26 : x
  2. Step 2: Convert to fraction form
    9,665.61/14,497.35 = 4,720.26/x
  3. Step 3: Cross multiply
    9,665.61x = 14,497.35 × 4,720.26
  4. Step 4: Simplify right side
    9,665.61x = 68,431,261.31
  5. Step 5: Solve for x
    x = 68,431,261.31/9,665.61
  6. Step 6: Final answer
    x = 7,079.87

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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.