Home / 6,561.64-9,055.20-3,577.51

Finding the Fourth Proportional to 6,561.64, 9,055.20 and 3,577.51

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Solution

The fourth proportional to 6,561.64, 9,055.20 and 3,577.51 is: 4,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.64 : 9,055.20 = 3,577.51 : x
  2. Step 2: Convert to fraction form
    6,561.64/9,055.20 = 3,577.51/x
  3. Step 3: Cross multiply
    6,561.64x = 9,055.20 × 3,577.51
  4. Step 4: Simplify right side
    6,561.64x = 32,395,068.55
  5. Step 5: Solve for x
    x = 32,395,068.55/6,561.64
  6. Step 6: Final answer
    x = 4,937.04

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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.