Home / 4,699.91-6,485.78-2,710.55

Finding the Fourth Proportional to 4,699.91, 6,485.78 and 2,710.55

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Solution

The fourth proportional to 4,699.91, 6,485.78 and 2,710.55 is: 3,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.91 : 6,485.78 = 2,710.55 : x
  2. Step 2: Convert to fraction form
    4,699.91/6,485.78 = 2,710.55/x
  3. Step 3: Cross multiply
    4,699.91x = 6,485.78 × 2,710.55
  4. Step 4: Simplify right side
    4,699.91x = 17,579,985.00
  5. Step 5: Solve for x
    x = 17,579,985.00/4,699.91
  6. Step 6: Final answer
    x = 3,740.50

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1.5x scale

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.