Home / 4,135.61-5,705.19-2,457.06

Finding the Fourth Proportional to 4,135.61, 5,705.19 and 2,457.06

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Solution

The fourth proportional to 4,135.61, 5,705.19 and 2,457.06 is: 3,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.61 : 5,705.19 = 2,457.06 : x
  2. Step 2: Convert to fraction form
    4,135.61/5,705.19 = 2,457.06/x
  3. Step 3: Cross multiply
    4,135.61x = 5,705.19 × 2,457.06
  4. Step 4: Simplify right side
    4,135.61x = 14,017,994.14
  5. Step 5: Solve for x
    x = 14,017,994.14/4,135.61
  6. Step 6: Final answer
    x = 3,389.59

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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.