Home / 2,875.29-4,319.07-2,058.81

Finding the Fourth Proportional to 2,875.29, 4,319.07 and 2,058.81

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Solution

The fourth proportional to 2,875.29, 4,319.07 and 2,058.81 is: 3,092.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.29 : 4,319.07 = 2,058.81 : x
  2. Step 2: Convert to fraction form
    2,875.29/4,319.07 = 2,058.81/x
  3. Step 3: Cross multiply
    2,875.29x = 4,319.07 × 2,058.81
  4. Step 4: Simplify right side
    2,875.29x = 8,892,144.51
  5. Step 5: Solve for x
    x = 8,892,144.51/2,875.29
  6. Step 6: Final answer
    x = 3,092.61

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1.5x scale

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.