Home / 1,801.04-2,482.92-1,485.20

Finding the Fourth Proportional to 1,801.04, 2,482.92 and 1,485.20

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Solution

The fourth proportional to 1,801.04, 2,482.92 and 1,485.20 is: 2,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.04 : 2,482.92 = 1,485.20 : x
  2. Step 2: Convert to fraction form
    1,801.04/2,482.92 = 1,485.20/x
  3. Step 3: Cross multiply
    1,801.04x = 2,482.92 × 1,485.20
  4. Step 4: Simplify right side
    1,801.04x = 3,687,632.78
  5. Step 5: Solve for x
    x = 3,687,632.78/1,801.04
  6. Step 6: Final answer
    x = 2,047.50

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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.