Home / 4,613.55-6,914.93-1,981.05

Finding the Fourth Proportional to 4,613.55, 6,914.93 and 1,981.05

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Solution

The fourth proportional to 4,613.55, 6,914.93 and 1,981.05 is: 2,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.55 : 6,914.93 = 1,981.05 : x
  2. Step 2: Convert to fraction form
    4,613.55/6,914.93 = 1,981.05/x
  3. Step 3: Cross multiply
    4,613.55x = 6,914.93 × 1,981.05
  4. Step 4: Simplify right side
    4,613.55x = 13,698,812.17
  5. Step 5: Solve for x
    x = 13,698,812.17/4,613.55
  6. Step 6: Final answer
    x = 2,969.26

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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.