Home / 2,030.76-2,799.90-1,657.36

Finding the Fourth Proportional to 2,030.76, 2,799.90 and 1,657.36

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Solution

The fourth proportional to 2,030.76, 2,799.90 and 1,657.36 is: 2,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.76 : 2,799.90 = 1,657.36 : x
  2. Step 2: Convert to fraction form
    2,030.76/2,799.90 = 1,657.36/x
  3. Step 3: Cross multiply
    2,030.76x = 2,799.90 × 1,657.36
  4. Step 4: Simplify right side
    2,030.76x = 4,640,442.26
  5. Step 5: Solve for x
    x = 4,640,442.26/2,030.76
  6. Step 6: Final answer
    x = 2,285.08

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1.5x scale

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.