Home / 6,980.24-10,464.84-4,782.32

Finding the Fourth Proportional to 6,980.24, 10,464.84 and 4,782.32

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Solution

The fourth proportional to 6,980.24, 10,464.84 and 4,782.32 is: 7,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.24 : 10,464.84 = 4,782.32 : x
  2. Step 2: Convert to fraction form
    6,980.24/10,464.84 = 4,782.32/x
  3. Step 3: Cross multiply
    6,980.24x = 10,464.84 × 4,782.32
  4. Step 4: Simplify right side
    6,980.24x = 50,046,213.63
  5. Step 5: Solve for x
    x = 50,046,213.63/6,980.24
  6. Step 6: Final answer
    x = 7,169.70

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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.