Home / 10,140.84-15,197.00-4,798.35

Finding the Fourth Proportional to 10,140.84, 15,197.00 and 4,798.35

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Solution

The fourth proportional to 10,140.84, 15,197.00 and 4,798.35 is: 7,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,140.84 : 15,197.00 = 4,798.35 : x
  2. Step 2: Convert to fraction form
    10,140.84/15,197.00 = 4,798.35/x
  3. Step 3: Cross multiply
    10,140.84x = 15,197.00 × 4,798.35
  4. Step 4: Simplify right side
    10,140.84x = 72,920,500.96
  5. Step 5: Solve for x
    x = 72,920,500.96/10,140.84
  6. Step 6: Final answer
    x = 7,190.78

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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.