Home / 7,554.99-10,422.53-5,034.64

Finding the Fourth Proportional to 7,554.99, 10,422.53 and 5,034.64

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Solution

The fourth proportional to 7,554.99, 10,422.53 and 5,034.64 is: 6,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.99 : 10,422.53 = 5,034.64 : x
  2. Step 2: Convert to fraction form
    7,554.99/10,422.53 = 5,034.64/x
  3. Step 3: Cross multiply
    7,554.99x = 10,422.53 × 5,034.64
  4. Step 4: Simplify right side
    7,554.99x = 52,473,686.44
  5. Step 5: Solve for x
    x = 52,473,686.44/7,554.99
  6. Step 6: Final answer
    x = 6,945.57

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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.