Home / 3,459.94-4,774.72-1,888.04

Finding the Fourth Proportional to 3,459.94, 4,774.72 and 1,888.04

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Solution

The fourth proportional to 3,459.94, 4,774.72 and 1,888.04 is: 2,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.94 : 4,774.72 = 1,888.04 : x
  2. Step 2: Convert to fraction form
    3,459.94/4,774.72 = 1,888.04/x
  3. Step 3: Cross multiply
    3,459.94x = 4,774.72 × 1,888.04
  4. Step 4: Simplify right side
    3,459.94x = 9,014,862.35
  5. Step 5: Solve for x
    x = 9,014,862.35/3,459.94
  6. Step 6: Final answer
    x = 2,605.50

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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.