Home / 7,884.46-10,880.90-4,528.23

Finding the Fourth Proportional to 7,884.46, 10,880.90 and 4,528.23

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Solution

The fourth proportional to 7,884.46, 10,880.90 and 4,528.23 is: 6,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.46 : 10,880.90 = 4,528.23 : x
  2. Step 2: Convert to fraction form
    7,884.46/10,880.90 = 4,528.23/x
  3. Step 3: Cross multiply
    7,884.46x = 10,880.90 × 4,528.23
  4. Step 4: Simplify right side
    7,884.46x = 49,271,217.81
  5. Step 5: Solve for x
    x = 49,271,217.81/7,884.46
  6. Step 6: Final answer
    x = 6,249.16

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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.