Home / 4,391.44-6,588.04-1,430.08

Finding the Fourth Proportional to 4,391.44, 6,588.04 and 1,430.08

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Solution

The fourth proportional to 4,391.44, 6,588.04 and 1,430.08 is: 2,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.44 : 6,588.04 = 1,430.08 : x
  2. Step 2: Convert to fraction form
    4,391.44/6,588.04 = 1,430.08/x
  3. Step 3: Cross multiply
    4,391.44x = 6,588.04 × 1,430.08
  4. Step 4: Simplify right side
    4,391.44x = 9,421,424.24
  5. Step 5: Solve for x
    x = 9,421,424.24/4,391.44
  6. Step 6: Final answer
    x = 2,145.41

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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.