Home / 2,925.44-4,386.91-1,693.70

Finding the Fourth Proportional to 2,925.44, 4,386.91 and 1,693.70

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Solution

The fourth proportional to 2,925.44, 4,386.91 and 1,693.70 is: 2,539.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.44 : 4,386.91 = 1,693.70 : x
  2. Step 2: Convert to fraction form
    2,925.44/4,386.91 = 1,693.70/x
  3. Step 3: Cross multiply
    2,925.44x = 4,386.91 × 1,693.70
  4. Step 4: Simplify right side
    2,925.44x = 7,430,101.00
  5. Step 5: Solve for x
    x = 7,430,101.00/2,925.44
  6. Step 6: Final answer
    x = 2,539.82

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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.