Home / 4,710.40-7,065.60-2,246.40

Finding the Fourth Proportional to 4,710.40, 7,065.60 and 2,246.40

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Solution

The fourth proportional to 4,710.40, 7,065.60 and 2,246.40 is: 3,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.40 : 7,065.60 = 2,246.40 : x
  2. Step 2: Convert to fraction form
    4,710.40/7,065.60 = 2,246.40/x
  3. Step 3: Cross multiply
    4,710.40x = 7,065.60 × 2,246.40
  4. Step 4: Simplify right side
    4,710.40x = 15,872,163.84
  5. Step 5: Solve for x
    x = 15,872,163.84/4,710.40
  6. Step 6: Final answer
    x = 3,369.60

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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.