Home / 10,875.96-16,312.10-3,083.40

Finding the Fourth Proportional to 10,875.96, 16,312.10 and 3,083.40

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Solution

The fourth proportional to 10,875.96, 16,312.10 and 3,083.40 is: 4,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.96 : 16,312.10 = 3,083.40 : x
  2. Step 2: Convert to fraction form
    10,875.96/16,312.10 = 3,083.40/x
  3. Step 3: Cross multiply
    10,875.96x = 16,312.10 × 3,083.40
  4. Step 4: Simplify right side
    10,875.96x = 50,296,729.14
  5. Step 5: Solve for x
    x = 50,296,729.14/10,875.96
  6. Step 6: Final answer
    x = 4,624.58

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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.