Home / 9,577.64-13,216.11-5,328.03

Finding the Fourth Proportional to 9,577.64, 13,216.11 and 5,328.03

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Solution

The fourth proportional to 9,577.64, 13,216.11 and 5,328.03 is: 7,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,577.64 : 13,216.11 = 5,328.03 : x
  2. Step 2: Convert to fraction form
    9,577.64/13,216.11 = 5,328.03/x
  3. Step 3: Cross multiply
    9,577.64x = 13,216.11 × 5,328.03
  4. Step 4: Simplify right side
    9,577.64x = 70,415,815.77
  5. Step 5: Solve for x
    x = 70,415,815.77/9,577.64
  6. Step 6: Final answer
    x = 7,352.10

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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.