Home / 3,124.90-4,681.08-1,483.04

Finding the Fourth Proportional to 3,124.90, 4,681.08 and 1,483.04

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Solution

The fourth proportional to 3,124.90, 4,681.08 and 1,483.04 is: 2,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.90 : 4,681.08 = 1,483.04 : x
  2. Step 2: Convert to fraction form
    3,124.90/4,681.08 = 1,483.04/x
  3. Step 3: Cross multiply
    3,124.90x = 4,681.08 × 1,483.04
  4. Step 4: Simplify right side
    3,124.90x = 6,942,228.88
  5. Step 5: Solve for x
    x = 6,942,228.88/3,124.90
  6. Step 6: Final answer
    x = 2,221.58

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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.