Home / 7,018.10-10,475.77-6,187.75

Finding the Fourth Proportional to 7,018.10, 10,475.77 and 6,187.75

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Solution

The fourth proportional to 7,018.10, 10,475.77 and 6,187.75 is: 9,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.10 : 10,475.77 = 6,187.75 : x
  2. Step 2: Convert to fraction form
    7,018.10/10,475.77 = 6,187.75/x
  3. Step 3: Cross multiply
    7,018.10x = 10,475.77 × 6,187.75
  4. Step 4: Simplify right side
    7,018.10x = 64,821,445.82
  5. Step 5: Solve for x
    x = 64,821,445.82/7,018.10
  6. Step 6: Final answer
    x = 9,236.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.