Home / 1,475.07-2,034.63-1,026.21

Finding the Fourth Proportional to 1,475.07, 2,034.63 and 1,026.21

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Solution

The fourth proportional to 1,475.07, 2,034.63 and 1,026.21 is: 1,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.07 : 2,034.63 = 1,026.21 : x
  2. Step 2: Convert to fraction form
    1,475.07/2,034.63 = 1,026.21/x
  3. Step 3: Cross multiply
    1,475.07x = 2,034.63 × 1,026.21
  4. Step 4: Simplify right side
    1,475.07x = 2,087,957.65
  5. Step 5: Solve for x
    x = 2,087,957.65/1,475.07
  6. Step 6: Final answer
    x = 1,415.50

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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.