Home / 7,052.85-10,602.77-4,987.67

Finding the Fourth Proportional to 7,052.85, 10,602.77 and 4,987.67

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Solution

The fourth proportional to 7,052.85, 10,602.77 and 4,987.67 is: 7,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.85 : 10,602.77 = 4,987.67 : x
  2. Step 2: Convert to fraction form
    7,052.85/10,602.77 = 4,987.67/x
  3. Step 3: Cross multiply
    7,052.85x = 10,602.77 × 4,987.67
  4. Step 4: Simplify right side
    7,052.85x = 52,883,039.89
  5. Step 5: Solve for x
    x = 52,883,039.89/7,052.85
  6. Step 6: Final answer
    x = 7,498.11

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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.