Home / 7,017.35-10,515.99-5,153.84

Finding the Fourth Proportional to 7,017.35, 10,515.99 and 5,153.84

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Solution

The fourth proportional to 7,017.35, 10,515.99 and 5,153.84 is: 7,723.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.35 : 10,515.99 = 5,153.84 : x
  2. Step 2: Convert to fraction form
    7,017.35/10,515.99 = 5,153.84/x
  3. Step 3: Cross multiply
    7,017.35x = 10,515.99 × 5,153.84
  4. Step 4: Simplify right side
    7,017.35x = 54,197,677.32
  5. Step 5: Solve for x
    x = 54,197,677.32/7,017.35
  6. Step 6: Final answer
    x = 7,723.39

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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.