Home / 2,916.93-4,025.35-1,590.63

Finding the Fourth Proportional to 2,916.93, 4,025.35 and 1,590.63

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Solution

The fourth proportional to 2,916.93, 4,025.35 and 1,590.63 is: 2,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.93 : 4,025.35 = 1,590.63 : x
  2. Step 2: Convert to fraction form
    2,916.93/4,025.35 = 1,590.63/x
  3. Step 3: Cross multiply
    2,916.93x = 4,025.35 × 1,590.63
  4. Step 4: Simplify right side
    2,916.93x = 6,402,842.47
  5. Step 5: Solve for x
    x = 6,402,842.47/2,916.93
  6. Step 6: Final answer
    x = 2,195.06

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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.