Home / 9,215.23-13,821.47-4,533.98

Finding the Fourth Proportional to 9,215.23, 13,821.47 and 4,533.98

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Solution

The fourth proportional to 9,215.23, 13,821.47 and 4,533.98 is: 6,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.23 : 13,821.47 = 4,533.98 : x
  2. Step 2: Convert to fraction form
    9,215.23/13,821.47 = 4,533.98/x
  3. Step 3: Cross multiply
    9,215.23x = 13,821.47 × 4,533.98
  4. Step 4: Simplify right side
    9,215.23x = 62,666,199.44
  5. Step 5: Solve for x
    x = 62,666,199.44/9,215.23
  6. Step 6: Final answer
    x = 6,800.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.