Home / 5,916.96-8,875.02-2,021.40

Finding the Fourth Proportional to 5,916.96, 8,875.02 and 2,021.40

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Solution

The fourth proportional to 5,916.96, 8,875.02 and 2,021.40 is: 3,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.96 : 8,875.02 = 2,021.40 : x
  2. Step 2: Convert to fraction form
    5,916.96/8,875.02 = 2,021.40/x
  3. Step 3: Cross multiply
    5,916.96x = 8,875.02 × 2,021.40
  4. Step 4: Simplify right side
    5,916.96x = 17,939,965.43
  5. Step 5: Solve for x
    x = 17,939,965.43/5,916.96
  6. Step 6: Final answer
    x = 3,031.96

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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.