Home / 6,590.24-9,885.36-2,891.60

Finding the Fourth Proportional to 6,590.24, 9,885.36 and 2,891.60

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Solution

The fourth proportional to 6,590.24, 9,885.36 and 2,891.60 is: 4,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.24 : 9,885.36 = 2,891.60 : x
  2. Step 2: Convert to fraction form
    6,590.24/9,885.36 = 2,891.60/x
  3. Step 3: Cross multiply
    6,590.24x = 9,885.36 × 2,891.60
  4. Step 4: Simplify right side
    6,590.24x = 28,584,506.98
  5. Step 5: Solve for x
    x = 28,584,506.98/6,590.24
  6. Step 6: Final answer
    x = 4,337.40

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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.