Home / 6,260.10-9,390.15-1,877.60

Finding the Fourth Proportional to 6,260.10, 9,390.15 and 1,877.60

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Solution

The fourth proportional to 6,260.10, 9,390.15 and 1,877.60 is: 2,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.10 : 9,390.15 = 1,877.60 : x
  2. Step 2: Convert to fraction form
    6,260.10/9,390.15 = 1,877.60/x
  3. Step 3: Cross multiply
    6,260.10x = 9,390.15 × 1,877.60
  4. Step 4: Simplify right side
    6,260.10x = 17,630,898.69
  5. Step 5: Solve for x
    x = 17,630,898.69/6,260.10
  6. Step 6: Final answer
    x = 2,816.39

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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.