Home / 6,721.95-9,275.93-3,697.01

Finding the Fourth Proportional to 6,721.95, 9,275.93 and 3,697.01

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Solution

The fourth proportional to 6,721.95, 9,275.93 and 3,697.01 is: 5,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.95 : 9,275.93 = 3,697.01 : x
  2. Step 2: Convert to fraction form
    6,721.95/9,275.93 = 3,697.01/x
  3. Step 3: Cross multiply
    6,721.95x = 9,275.93 × 3,697.01
  4. Step 4: Simplify right side
    6,721.95x = 34,293,238.40
  5. Step 5: Solve for x
    x = 34,293,238.40/6,721.95
  6. Step 6: Final answer
    x = 5,101.68

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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.