Home / 10,875.52-16,312.44-3,477.99

Finding the Fourth Proportional to 10,875.52, 16,312.44 and 3,477.99

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Solution

The fourth proportional to 10,875.52, 16,312.44 and 3,477.99 is: 5,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.52 : 16,312.44 = 3,477.99 : x
  2. Step 2: Convert to fraction form
    10,875.52/16,312.44 = 3,477.99/x
  3. Step 3: Cross multiply
    10,875.52x = 16,312.44 × 3,477.99
  4. Step 4: Simplify right side
    10,875.52x = 56,734,466.09
  5. Step 5: Solve for x
    x = 56,734,466.09/10,875.52
  6. Step 6: Final answer
    x = 5,216.72

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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.