Home / 7,217.28-10,823.04-4,636.80

Finding the Fourth Proportional to 7,217.28, 10,823.04 and 4,636.80

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Solution

The fourth proportional to 7,217.28, 10,823.04 and 4,636.80 is: 6,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.28 : 10,823.04 = 4,636.80 : x
  2. Step 2: Convert to fraction form
    7,217.28/10,823.04 = 4,636.80/x
  3. Step 3: Cross multiply
    7,217.28x = 10,823.04 × 4,636.80
  4. Step 4: Simplify right side
    7,217.28x = 50,184,271.87
  5. Step 5: Solve for x
    x = 50,184,271.87/7,217.28
  6. Step 6: Final answer
    x = 6,953.35

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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.