Home / 10,329.66-15,495.84-4,782.24

Finding the Fourth Proportional to 10,329.66, 15,495.84 and 4,782.24

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Solution

The fourth proportional to 10,329.66, 15,495.84 and 4,782.24 is: 7,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.66 : 15,495.84 = 4,782.24 : x
  2. Step 2: Convert to fraction form
    10,329.66/15,495.84 = 4,782.24/x
  3. Step 3: Cross multiply
    10,329.66x = 15,495.84 × 4,782.24
  4. Step 4: Simplify right side
    10,329.66x = 74,104,825.88
  5. Step 5: Solve for x
    x = 74,104,825.88/10,329.66
  6. Step 6: Final answer
    x = 7,173.98

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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.