Home / 2,445.62-3,670.05-1,058.90

Finding the Fourth Proportional to 2,445.62, 3,670.05 and 1,058.90

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Solution

The fourth proportional to 2,445.62, 3,670.05 and 1,058.90 is: 1,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.62 : 3,670.05 = 1,058.90 : x
  2. Step 2: Convert to fraction form
    2,445.62/3,670.05 = 1,058.90/x
  3. Step 3: Cross multiply
    2,445.62x = 3,670.05 × 1,058.90
  4. Step 4: Simplify right side
    2,445.62x = 3,886,215.95
  5. Step 5: Solve for x
    x = 3,886,215.95/2,445.62
  6. Step 6: Final answer
    x = 1,589.05

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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.