Home / 6,521.04-8,998.97-3,688.37

Finding the Fourth Proportional to 6,521.04, 8,998.97 and 3,688.37

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Solution

The fourth proportional to 6,521.04, 8,998.97 and 3,688.37 is: 5,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.04 : 8,998.97 = 3,688.37 : x
  2. Step 2: Convert to fraction form
    6,521.04/8,998.97 = 3,688.37/x
  3. Step 3: Cross multiply
    6,521.04x = 8,998.97 × 3,688.37
  4. Step 4: Simplify right side
    6,521.04x = 33,191,501.29
  5. Step 5: Solve for x
    x = 33,191,501.29/6,521.04
  6. Step 6: Final answer
    x = 5,089.91

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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.