Home / 2,427.84-3,350.80-1,484.18

Finding the Fourth Proportional to 2,427.84, 3,350.80 and 1,484.18

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Solution

The fourth proportional to 2,427.84, 3,350.80 and 1,484.18 is: 2,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.84 : 3,350.80 = 1,484.18 : x
  2. Step 2: Convert to fraction form
    2,427.84/3,350.80 = 1,484.18/x
  3. Step 3: Cross multiply
    2,427.84x = 3,350.80 × 1,484.18
  4. Step 4: Simplify right side
    2,427.84x = 4,973,190.34
  5. Step 5: Solve for x
    x = 4,973,190.34/2,427.84
  6. Step 6: Final answer
    x = 2,048.40

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Half scale
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Double scale
Find fourth proportional to 2,428.84, 3,352.18 and 1,485.18
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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.