Home / 7,101.23-9,798.98-4,118.06

Finding the Fourth Proportional to 7,101.23, 9,798.98 and 4,118.06

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Solution

The fourth proportional to 7,101.23, 9,798.98 and 4,118.06 is: 5,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.23 : 9,798.98 = 4,118.06 : x
  2. Step 2: Convert to fraction form
    7,101.23/9,798.98 = 4,118.06/x
  3. Step 3: Cross multiply
    7,101.23x = 9,798.98 × 4,118.06
  4. Step 4: Simplify right side
    7,101.23x = 40,352,717.99
  5. Step 5: Solve for x
    x = 40,352,717.99/7,101.23
  6. Step 6: Final answer
    x = 5,682.50

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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.