Home / 2,457.30-3,685.88-1,070.63

Finding the Fourth Proportional to 2,457.30, 3,685.88 and 1,070.63

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Solution

The fourth proportional to 2,457.30, 3,685.88 and 1,070.63 is: 1,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.30 : 3,685.88 = 1,070.63 : x
  2. Step 2: Convert to fraction form
    2,457.30/3,685.88 = 1,070.63/x
  3. Step 3: Cross multiply
    2,457.30x = 3,685.88 × 1,070.63
  4. Step 4: Simplify right side
    2,457.30x = 3,946,208.35
  5. Step 5: Solve for x
    x = 3,946,208.35/2,457.30
  6. Step 6: Final answer
    x = 1,605.92

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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.