Home / 8,058.71-12,088.52-2,215.19

Finding the Fourth Proportional to 8,058.71, 12,088.52 and 2,215.19

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Solution

The fourth proportional to 8,058.71, 12,088.52 and 2,215.19 is: 3,322.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.71 : 12,088.52 = 2,215.19 : x
  2. Step 2: Convert to fraction form
    8,058.71/12,088.52 = 2,215.19/x
  3. Step 3: Cross multiply
    8,058.71x = 12,088.52 × 2,215.19
  4. Step 4: Simplify right side
    8,058.71x = 26,778,368.62
  5. Step 5: Solve for x
    x = 26,778,368.62/8,058.71
  6. Step 6: Final answer
    x = 3,322.91

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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.