Home / 2,801.48-4,200.38-1,569.02

Finding the Fourth Proportional to 2,801.48, 4,200.38 and 1,569.02

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Solution

The fourth proportional to 2,801.48, 4,200.38 and 1,569.02 is: 2,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.48 : 4,200.38 = 1,569.02 : x
  2. Step 2: Convert to fraction form
    2,801.48/4,200.38 = 1,569.02/x
  3. Step 3: Cross multiply
    2,801.48x = 4,200.38 × 1,569.02
  4. Step 4: Simplify right side
    2,801.48x = 6,590,480.23
  5. Step 5: Solve for x
    x = 6,590,480.23/2,801.48
  6. Step 6: Final answer
    x = 2,352.50

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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.