Home / 5,416.12-7,475.16-3,058.18

Finding the Fourth Proportional to 5,416.12, 7,475.16 and 3,058.18

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Solution

The fourth proportional to 5,416.12, 7,475.16 and 3,058.18 is: 4,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.12 : 7,475.16 = 3,058.18 : x
  2. Step 2: Convert to fraction form
    5,416.12/7,475.16 = 3,058.18/x
  3. Step 3: Cross multiply
    5,416.12x = 7,475.16 × 3,058.18
  4. Step 4: Simplify right side
    5,416.12x = 22,860,384.81
  5. Step 5: Solve for x
    x = 22,860,384.81/5,416.12
  6. Step 6: Final answer
    x = 4,220.80

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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.