Home / 2,457.06-3,685.65-1,358.70

Finding the Fourth Proportional to 2,457.06, 3,685.65 and 1,358.70

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Solution

The fourth proportional to 2,457.06, 3,685.65 and 1,358.70 is: 2,038.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.06 : 3,685.65 = 1,358.70 : x
  2. Step 2: Convert to fraction form
    2,457.06/3,685.65 = 1,358.70/x
  3. Step 3: Cross multiply
    2,457.06x = 3,685.65 × 1,358.70
  4. Step 4: Simplify right side
    2,457.06x = 5,007,692.66
  5. Step 5: Solve for x
    x = 5,007,692.66/2,457.06
  6. Step 6: Final answer
    x = 2,038.08

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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.