Home / 3,280.60-4,919.08-2,356.59

Finding the Fourth Proportional to 3,280.60, 4,919.08 and 2,356.59

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Solution

The fourth proportional to 3,280.60, 4,919.08 and 2,356.59 is: 3,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.60 : 4,919.08 = 2,356.59 : x
  2. Step 2: Convert to fraction form
    3,280.60/4,919.08 = 2,356.59/x
  3. Step 3: Cross multiply
    3,280.60x = 4,919.08 × 2,356.59
  4. Step 4: Simplify right side
    3,280.60x = 11,592,271.71
  5. Step 5: Solve for x
    x = 11,592,271.71/3,280.60
  6. Step 6: Final answer
    x = 3,533.58

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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.