Home / 7,016.12-10,518.91-4,242.22

Finding the Fourth Proportional to 7,016.12, 10,518.91 and 4,242.22

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Solution

The fourth proportional to 7,016.12, 10,518.91 and 4,242.22 is: 6,360.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.12 : 10,518.91 = 4,242.22 : x
  2. Step 2: Convert to fraction form
    7,016.12/10,518.91 = 4,242.22/x
  3. Step 3: Cross multiply
    7,016.12x = 10,518.91 × 4,242.22
  4. Step 4: Simplify right side
    7,016.12x = 44,623,576.51
  5. Step 5: Solve for x
    x = 44,623,576.51/7,016.12
  6. Step 6: Final answer
    x = 6,360.15

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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.