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Finding the Fourth Proportional to 4,955.68, 7,433.52 and 1,492.93

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Solution

The fourth proportional to 4,955.68, 7,433.52 and 1,492.93 is: 2,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.68 : 7,433.52 = 1,492.93 : x
  2. Step 2: Convert to fraction form
    4,955.68/7,433.52 = 1,492.93/x
  3. Step 3: Cross multiply
    4,955.68x = 7,433.52 × 1,492.93
  4. Step 4: Simplify right side
    4,955.68x = 11,097,725.01
  5. Step 5: Solve for x
    x = 11,097,725.01/4,955.68
  6. Step 6: Final answer
    x = 2,239.40

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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.