Home / 6,520.17-9,780.23-4,581.03

Finding the Fourth Proportional to 6,520.17, 9,780.23 and 4,581.03

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Solution

The fourth proportional to 6,520.17, 9,780.23 and 4,581.03 is: 6,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.17 : 9,780.23 = 4,581.03 : x
  2. Step 2: Convert to fraction form
    6,520.17/9,780.23 = 4,581.03/x
  3. Step 3: Cross multiply
    6,520.17x = 9,780.23 × 4,581.03
  4. Step 4: Simplify right side
    6,520.17x = 44,803,501.81
  5. Step 5: Solve for x
    x = 44,803,501.81/6,520.17
  6. Step 6: Final answer
    x = 6,871.53

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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.