Home / 2,916.21-4,373.70-1,068.19

Finding the Fourth Proportional to 2,916.21, 4,373.70 and 1,068.19

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Solution

The fourth proportional to 2,916.21, 4,373.70 and 1,068.19 is: 1,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.21 : 4,373.70 = 1,068.19 : x
  2. Step 2: Convert to fraction form
    2,916.21/4,373.70 = 1,068.19/x
  3. Step 3: Cross multiply
    2,916.21x = 4,373.70 × 1,068.19
  4. Step 4: Simplify right side
    2,916.21x = 4,671,942.60
  5. Step 5: Solve for x
    x = 4,671,942.60/2,916.21
  6. Step 6: Final answer
    x = 1,602.06

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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.