Home / 7,851.88-10,835.53-4,708.06

Finding the Fourth Proportional to 7,851.88, 10,835.53 and 4,708.06

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Solution

The fourth proportional to 7,851.88, 10,835.53 and 4,708.06 is: 6,497.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.88 : 10,835.53 = 4,708.06 : x
  2. Step 2: Convert to fraction form
    7,851.88/10,835.53 = 4,708.06/x
  3. Step 3: Cross multiply
    7,851.88x = 10,835.53 × 4,708.06
  4. Step 4: Simplify right side
    7,851.88x = 51,014,325.37
  5. Step 5: Solve for x
    x = 51,014,325.37/7,851.88
  6. Step 6: Final answer
    x = 6,497.08

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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.