Home / 6,271.16-9,408.10-1,888.28

Finding the Fourth Proportional to 6,271.16, 9,408.10 and 1,888.28

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Solution

The fourth proportional to 6,271.16, 9,408.10 and 1,888.28 is: 2,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.16 : 9,408.10 = 1,888.28 : x
  2. Step 2: Convert to fraction form
    6,271.16/9,408.10 = 1,888.28/x
  3. Step 3: Cross multiply
    6,271.16x = 9,408.10 × 1,888.28
  4. Step 4: Simplify right side
    6,271.16x = 17,765,127.07
  5. Step 5: Solve for x
    x = 17,765,127.07/6,271.16
  6. Step 6: Final answer
    x = 2,832.83

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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.