Home / 9,146.79-12,622.62-4,955.04

Finding the Fourth Proportional to 9,146.79, 12,622.62 and 4,955.04

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Solution

The fourth proportional to 9,146.79, 12,622.62 and 4,955.04 is: 6,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.79 : 12,622.62 = 4,955.04 : x
  2. Step 2: Convert to fraction form
    9,146.79/12,622.62 = 4,955.04/x
  3. Step 3: Cross multiply
    9,146.79x = 12,622.62 × 4,955.04
  4. Step 4: Simplify right side
    9,146.79x = 62,545,587.00
  5. Step 5: Solve for x
    x = 62,545,587.00/9,146.79
  6. Step 6: Final answer
    x = 6,837.98

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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.