Home / 5,710.61-8,560.08-3,240.21

Finding the Fourth Proportional to 5,710.61, 8,560.08 and 3,240.21

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Solution

The fourth proportional to 5,710.61, 8,560.08 and 3,240.21 is: 4,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.61 : 8,560.08 = 3,240.21 : x
  2. Step 2: Convert to fraction form
    5,710.61/8,560.08 = 3,240.21/x
  3. Step 3: Cross multiply
    5,710.61x = 8,560.08 × 3,240.21
  4. Step 4: Simplify right side
    5,710.61x = 27,736,464.84
  5. Step 5: Solve for x
    x = 27,736,464.84/5,710.61
  6. Step 6: Final answer
    x = 4,857.01

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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.