Home / 5,916.40-8,875.95-2,020.75

Finding the Fourth Proportional to 5,916.40, 8,875.95 and 2,020.75

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Solution

The fourth proportional to 5,916.40, 8,875.95 and 2,020.75 is: 3,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.40 : 8,875.95 = 2,020.75 : x
  2. Step 2: Convert to fraction form
    5,916.40/8,875.95 = 2,020.75/x
  3. Step 3: Cross multiply
    5,916.40x = 8,875.95 × 2,020.75
  4. Step 4: Simplify right side
    5,916.40x = 17,936,075.96
  5. Step 5: Solve for x
    x = 17,936,075.96/5,916.40
  6. Step 6: Final answer
    x = 3,031.59

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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.