Home / 9,420.20-14,130.77-3,577.26

Finding the Fourth Proportional to 9,420.20, 14,130.77 and 3,577.26

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Solution

The fourth proportional to 9,420.20, 14,130.77 and 3,577.26 is: 5,366.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.20 : 14,130.77 = 3,577.26 : x
  2. Step 2: Convert to fraction form
    9,420.20/14,130.77 = 3,577.26/x
  3. Step 3: Cross multiply
    9,420.20x = 14,130.77 × 3,577.26
  4. Step 4: Simplify right side
    9,420.20x = 50,549,420.40
  5. Step 5: Solve for x
    x = 50,549,420.40/9,420.20
  6. Step 6: Final answer
    x = 5,366.07

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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.