Home / 5,518.26-8,281.04-4,627.06

Finding the Fourth Proportional to 5,518.26, 8,281.04 and 4,627.06

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Solution

The fourth proportional to 5,518.26, 8,281.04 and 4,627.06 is: 6,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.26 : 8,281.04 = 4,627.06 : x
  2. Step 2: Convert to fraction form
    5,518.26/8,281.04 = 4,627.06/x
  3. Step 3: Cross multiply
    5,518.26x = 8,281.04 × 4,627.06
  4. Step 4: Simplify right side
    5,518.26x = 38,316,825.10
  5. Step 5: Solve for x
    x = 38,316,825.10/5,518.26
  6. Step 6: Final answer
    x = 6,943.64

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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.