Home / 6,271.47-9,351.95-6,215.27

Finding the Fourth Proportional to 6,271.47, 9,351.95 and 6,215.27

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Solution

The fourth proportional to 6,271.47, 9,351.95 and 6,215.27 is: 9,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.47 : 9,351.95 = 6,215.27 : x
  2. Step 2: Convert to fraction form
    6,271.47/9,351.95 = 6,215.27/x
  3. Step 3: Cross multiply
    6,271.47x = 9,351.95 × 6,215.27
  4. Step 4: Simplify right side
    6,271.47x = 58,124,816.44
  5. Step 5: Solve for x
    x = 58,124,816.44/6,271.47
  6. Step 6: Final answer
    x = 9,268.13

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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.