Home / 3,457.16-4,770.88-1,885.25

Finding the Fourth Proportional to 3,457.16, 4,770.88 and 1,885.25

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Solution

The fourth proportional to 3,457.16, 4,770.88 and 1,885.25 is: 2,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.16 : 4,770.88 = 1,885.25 : x
  2. Step 2: Convert to fraction form
    3,457.16/4,770.88 = 1,885.25/x
  3. Step 3: Cross multiply
    3,457.16x = 4,770.88 × 1,885.25
  4. Step 4: Simplify right side
    3,457.16x = 8,994,301.52
  5. Step 5: Solve for x
    x = 8,994,301.52/3,457.16
  6. Step 6: Final answer
    x = 2,601.64

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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.