Home / 2,916.28-4,024.47-1,590.01

Finding the Fourth Proportional to 2,916.28, 4,024.47 and 1,590.01

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Solution

The fourth proportional to 2,916.28, 4,024.47 and 1,590.01 is: 2,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.28 : 4,024.47 = 1,590.01 : x
  2. Step 2: Convert to fraction form
    2,916.28/4,024.47 = 1,590.01/x
  3. Step 3: Cross multiply
    2,916.28x = 4,024.47 × 1,590.01
  4. Step 4: Simplify right side
    2,916.28x = 6,398,927.42
  5. Step 5: Solve for x
    x = 6,398,927.42/2,916.28
  6. Step 6: Final answer
    x = 2,194.21

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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.