Home / 4,420.36-6,630.50-1,133.40

Finding the Fourth Proportional to 4,420.36, 6,630.50 and 1,133.40

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Solution

The fourth proportional to 4,420.36, 6,630.50 and 1,133.40 is: 1,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.36 : 6,630.50 = 1,133.40 : x
  2. Step 2: Convert to fraction form
    4,420.36/6,630.50 = 1,133.40/x
  3. Step 3: Cross multiply
    4,420.36x = 6,630.50 × 1,133.40
  4. Step 4: Simplify right side
    4,420.36x = 7,515,008.70
  5. Step 5: Solve for x
    x = 7,515,008.70/4,420.36
  6. Step 6: Final answer
    x = 1,700.09

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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.