Home / 4,200.02-6,298.70-1,531.28

Finding the Fourth Proportional to 4,200.02, 6,298.70 and 1,531.28

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Solution

The fourth proportional to 4,200.02, 6,298.70 and 1,531.28 is: 2,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.02 : 6,298.70 = 1,531.28 : x
  2. Step 2: Convert to fraction form
    4,200.02/6,298.70 = 1,531.28/x
  3. Step 3: Cross multiply
    4,200.02x = 6,298.70 × 1,531.28
  4. Step 4: Simplify right side
    4,200.02x = 9,645,073.34
  5. Step 5: Solve for x
    x = 9,645,073.34/4,200.02
  6. Step 6: Final answer
    x = 2,296.44

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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.