Home / 4,427.58-6,641.14-1,140.84

Finding the Fourth Proportional to 4,427.58, 6,641.14 and 1,140.84

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Solution

The fourth proportional to 4,427.58, 6,641.14 and 1,140.84 is: 1,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.58 : 6,641.14 = 1,140.84 : x
  2. Step 2: Convert to fraction form
    4,427.58/6,641.14 = 1,140.84/x
  3. Step 3: Cross multiply
    4,427.58x = 6,641.14 × 1,140.84
  4. Step 4: Simplify right side
    4,427.58x = 7,576,478.16
  5. Step 5: Solve for x
    x = 7,576,478.16/4,427.58
  6. Step 6: Final answer
    x = 1,711.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.