Home / 4,298.02-6,443.78-1,830.76

Finding the Fourth Proportional to 4,298.02, 6,443.78 and 1,830.76

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Solution

The fourth proportional to 4,298.02, 6,443.78 and 1,830.76 is: 2,744.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.02 : 6,443.78 = 1,830.76 : x
  2. Step 2: Convert to fraction form
    4,298.02/6,443.78 = 1,830.76/x
  3. Step 3: Cross multiply
    4,298.02x = 6,443.78 × 1,830.76
  4. Step 4: Simplify right side
    4,298.02x = 11,797,014.67
  5. Step 5: Solve for x
    x = 11,797,014.67/4,298.02
  6. Step 6: Final answer
    x = 2,744.76

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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.