Home / 2,457.02-3,390.77-1,337.98

Finding the Fourth Proportional to 2,457.02, 3,390.77 and 1,337.98

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Solution

The fourth proportional to 2,457.02, 3,390.77 and 1,337.98 is: 1,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.02 : 3,390.77 = 1,337.98 : x
  2. Step 2: Convert to fraction form
    2,457.02/3,390.77 = 1,337.98/x
  3. Step 3: Cross multiply
    2,457.02x = 3,390.77 × 1,337.98
  4. Step 4: Simplify right side
    2,457.02x = 4,536,765.49
  5. Step 5: Solve for x
    x = 4,536,765.49/2,457.02
  6. Step 6: Final answer
    x = 1,846.45

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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.