Home / 10,847.70-16,271.55-6,692.40

Finding the Fourth Proportional to 10,847.70, 16,271.55 and 6,692.40

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Solution

The fourth proportional to 10,847.70, 16,271.55 and 6,692.40 is: 10,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.70 : 16,271.55 = 6,692.40 : x
  2. Step 2: Convert to fraction form
    10,847.70/16,271.55 = 6,692.40/x
  3. Step 3: Cross multiply
    10,847.70x = 16,271.55 × 6,692.40
  4. Step 4: Simplify right side
    10,847.70x = 108,895,721.22
  5. Step 5: Solve for x
    x = 108,895,721.22/10,847.70
  6. Step 6: Final answer
    x = 10,038.60

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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.