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Finding the Fourth Proportional to 3,460.01, 4,774.80 and 1,888.11

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Solution

The fourth proportional to 3,460.01, 4,774.80 and 1,888.11 is: 2,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.01 : 4,774.80 = 1,888.11 : x
  2. Step 2: Convert to fraction form
    3,460.01/4,774.80 = 1,888.11/x
  3. Step 3: Cross multiply
    3,460.01x = 4,774.80 × 1,888.11
  4. Step 4: Simplify right side
    3,460.01x = 9,015,347.63
  5. Step 5: Solve for x
    x = 9,015,347.63/3,460.01
  6. Step 6: Final answer
    x = 2,605.58

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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.