Home / 4,739.79-6,533.99-3,319

Finding the Fourth Proportional to 4,739.79, 6,533.99 and 3,319

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Solution

The fourth proportional to 4,739.79, 6,533.99 and 3,319 is: 4,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.79 : 6,533.99 = 3,319 : x
  2. Step 2: Convert to fraction form
    4,739.79/6,533.99 = 3,319/x
  3. Step 3: Cross multiply
    4,739.79x = 6,533.99 × 3,319
  4. Step 4: Simplify right side
    4,739.79x = 21,686,312.81
  5. Step 5: Solve for x
    x = 21,686,312.81/4,739.79
  6. Step 6: Final answer
    x = 4,575.37

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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.