Home / 4,887.03-7,316.57-3,240.30

Finding the Fourth Proportional to 4,887.03, 7,316.57 and 3,240.30

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Solution

The fourth proportional to 4,887.03, 7,316.57 and 3,240.30 is: 4,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.03 : 7,316.57 = 3,240.30 : x
  2. Step 2: Convert to fraction form
    4,887.03/7,316.57 = 3,240.30/x
  3. Step 3: Cross multiply
    4,887.03x = 7,316.57 × 3,240.30
  4. Step 4: Simplify right side
    4,887.03x = 23,707,881.77
  5. Step 5: Solve for x
    x = 23,707,881.77/4,887.03
  6. Step 6: Final answer
    x = 4,851.18

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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.