Home / 1,802.48-2,699.40-1,030.64

Finding the Fourth Proportional to 1,802.48, 2,699.40 and 1,030.64

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Solution

The fourth proportional to 1,802.48, 2,699.40 and 1,030.64 is: 1,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.48 : 2,699.40 = 1,030.64 : x
  2. Step 2: Convert to fraction form
    1,802.48/2,699.40 = 1,030.64/x
  3. Step 3: Cross multiply
    1,802.48x = 2,699.40 × 1,030.64
  4. Step 4: Simplify right side
    1,802.48x = 2,782,109.62
  5. Step 5: Solve for x
    x = 2,782,109.62/1,802.48
  6. Step 6: Final answer
    x = 1,543.49

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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.