Home / 1,782.65-2,460.59-1,036.90

Finding the Fourth Proportional to 1,782.65, 2,460.59 and 1,036.90

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Solution

The fourth proportional to 1,782.65, 2,460.59 and 1,036.90 is: 1,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.65 : 2,460.59 = 1,036.90 : x
  2. Step 2: Convert to fraction form
    1,782.65/2,460.59 = 1,036.90/x
  3. Step 3: Cross multiply
    1,782.65x = 2,460.59 × 1,036.90
  4. Step 4: Simplify right side
    1,782.65x = 2,551,368.28
  5. Step 5: Solve for x
    x = 2,551,368.28/1,782.65
  6. Step 6: Final answer
    x = 1,431.22

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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.