Home / 2,916.46-4,024.69-1,590.18

Finding the Fourth Proportional to 2,916.46, 4,024.69 and 1,590.18

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Solution

The fourth proportional to 2,916.46, 4,024.69 and 1,590.18 is: 2,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.46 : 4,024.69 = 1,590.18 : x
  2. Step 2: Convert to fraction form
    2,916.46/4,024.69 = 1,590.18/x
  3. Step 3: Cross multiply
    2,916.46x = 4,024.69 × 1,590.18
  4. Step 4: Simplify right side
    2,916.46x = 6,399,985.12
  5. Step 5: Solve for x
    x = 6,399,985.12/2,916.46
  6. Step 6: Final answer
    x = 2,194.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.