Home / 1,470.34-2,206.32-1,266.22

Finding the Fourth Proportional to 1,470.34, 2,206.32 and 1,266.22

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Solution

The fourth proportional to 1,470.34, 2,206.32 and 1,266.22 is: 1,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.34 : 2,206.32 = 1,266.22 : x
  2. Step 2: Convert to fraction form
    1,470.34/2,206.32 = 1,266.22/x
  3. Step 3: Cross multiply
    1,470.34x = 2,206.32 × 1,266.22
  4. Step 4: Simplify right side
    1,470.34x = 2,793,686.51
  5. Step 5: Solve for x
    x = 2,793,686.51/1,470.34
  6. Step 6: Final answer
    x = 1,900.03

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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.