Home / 9,629.52-13,288.80-5,852.40

Finding the Fourth Proportional to 9,629.52, 13,288.80 and 5,852.40

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Solution

The fourth proportional to 9,629.52, 13,288.80 and 5,852.40 is: 8,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.52 : 13,288.80 = 5,852.40 : x
  2. Step 2: Convert to fraction form
    9,629.52/13,288.80 = 5,852.40/x
  3. Step 3: Cross multiply
    9,629.52x = 13,288.80 × 5,852.40
  4. Step 4: Simplify right side
    9,629.52x = 77,771,373.12
  5. Step 5: Solve for x
    x = 77,771,373.12/9,629.52
  6. Step 6: Final answer
    x = 8,076.35

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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.