Home / 2,916.51-4,024.76-1,590.25

Finding the Fourth Proportional to 2,916.51, 4,024.76 and 1,590.25

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Solution

The fourth proportional to 2,916.51, 4,024.76 and 1,590.25 is: 2,194.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.51 : 4,024.76 = 1,590.25 : x
  2. Step 2: Convert to fraction form
    2,916.51/4,024.76 = 1,590.25/x
  3. Step 3: Cross multiply
    2,916.51x = 4,024.76 × 1,590.25
  4. Step 4: Simplify right side
    2,916.51x = 6,400,366.64
  5. Step 5: Solve for x
    x = 6,400,366.64/2,916.51
  6. Step 6: Final answer
    x = 2,194.53

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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.