Home / 4,442.61-6,664.52-1,520.13

Finding the Fourth Proportional to 4,442.61, 6,664.52 and 1,520.13

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Solution

The fourth proportional to 4,442.61, 6,664.52 and 1,520.13 is: 2,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.61 : 6,664.52 = 1,520.13 : x
  2. Step 2: Convert to fraction form
    4,442.61/6,664.52 = 1,520.13/x
  3. Step 3: Cross multiply
    4,442.61x = 6,664.52 × 1,520.13
  4. Step 4: Simplify right side
    4,442.61x = 10,130,936.79
  5. Step 5: Solve for x
    x = 10,130,936.79/4,442.61
  6. Step 6: Final answer
    x = 2,280.40

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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.