Home / 4,820.46-7,225.18-2,045.40

Finding the Fourth Proportional to 4,820.46, 7,225.18 and 2,045.40

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Solution

The fourth proportional to 4,820.46, 7,225.18 and 2,045.40 is: 3,065.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.46 : 7,225.18 = 2,045.40 : x
  2. Step 2: Convert to fraction form
    4,820.46/7,225.18 = 2,045.40/x
  3. Step 3: Cross multiply
    4,820.46x = 7,225.18 × 2,045.40
  4. Step 4: Simplify right side
    4,820.46x = 14,778,383.17
  5. Step 5: Solve for x
    x = 14,778,383.17/4,820.46
  6. Step 6: Final answer
    x = 3,065.76

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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.