Home / 2,285.74-3,430.03-1,053.33

Finding the Fourth Proportional to 2,285.74, 3,430.03 and 1,053.33

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Solution

The fourth proportional to 2,285.74, 3,430.03 and 1,053.33 is: 1,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.74 : 3,430.03 = 1,053.33 : x
  2. Step 2: Convert to fraction form
    2,285.74/3,430.03 = 1,053.33/x
  3. Step 3: Cross multiply
    2,285.74x = 3,430.03 × 1,053.33
  4. Step 4: Simplify right side
    2,285.74x = 3,612,953.50
  5. Step 5: Solve for x
    x = 3,612,953.50/2,285.74
  6. Step 6: Final answer
    x = 1,580.65

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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.