Home / 9,679.93-13,359.60-5,701.01

Finding the Fourth Proportional to 9,679.93, 13,359.60 and 5,701.01

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Solution

The fourth proportional to 9,679.93, 13,359.60 and 5,701.01 is: 7,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.93 : 13,359.60 = 5,701.01 : x
  2. Step 2: Convert to fraction form
    9,679.93/13,359.60 = 5,701.01/x
  3. Step 3: Cross multiply
    9,679.93x = 13,359.60 × 5,701.01
  4. Step 4: Simplify right side
    9,679.93x = 76,163,146.40
  5. Step 5: Solve for x
    x = 76,163,146.40/9,679.93
  6. Step 6: Final answer
    x = 7,868.15

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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.