Home / 1,802.35-2,703.58-1,070.31

Finding the Fourth Proportional to 1,802.35, 2,703.58 and 1,070.31

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Solution

The fourth proportional to 1,802.35, 2,703.58 and 1,070.31 is: 1,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.35 : 2,703.58 = 1,070.31 : x
  2. Step 2: Convert to fraction form
    1,802.35/2,703.58 = 1,070.31/x
  3. Step 3: Cross multiply
    1,802.35x = 2,703.58 × 1,070.31
  4. Step 4: Simplify right side
    1,802.35x = 2,893,676.17
  5. Step 5: Solve for x
    x = 2,893,676.17/1,802.35
  6. Step 6: Final answer
    x = 1,605.50

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1.5x scale

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.