Home / 9,525.15-13,145.72-5,276.57

Finding the Fourth Proportional to 9,525.15, 13,145.72 and 5,276.57

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Solution

The fourth proportional to 9,525.15, 13,145.72 and 5,276.57 is: 7,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.15 : 13,145.72 = 5,276.57 : x
  2. Step 2: Convert to fraction form
    9,525.15/13,145.72 = 5,276.57/x
  3. Step 3: Cross multiply
    9,525.15x = 13,145.72 × 5,276.57
  4. Step 4: Simplify right side
    9,525.15x = 69,364,219.67
  5. Step 5: Solve for x
    x = 69,364,219.67/9,525.15
  6. Step 6: Final answer
    x = 7,282.22

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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.