Home / 6,723.42-9,271.95-5,127.29

Finding the Fourth Proportional to 6,723.42, 9,271.95 and 5,127.29

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Solution

The fourth proportional to 6,723.42, 9,271.95 and 5,127.29 is: 7,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.42 : 9,271.95 = 5,127.29 : x
  2. Step 2: Convert to fraction form
    6,723.42/9,271.95 = 5,127.29/x
  3. Step 3: Cross multiply
    6,723.42x = 9,271.95 × 5,127.29
  4. Step 4: Simplify right side
    6,723.42x = 47,539,930.16
  5. Step 5: Solve for x
    x = 47,539,930.16/6,723.42
  6. Step 6: Final answer
    x = 7,070.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.