Home / 9,684.52-13,365.36-5,436.08

Finding the Fourth Proportional to 9,684.52, 13,365.36 and 5,436.08

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Solution

The fourth proportional to 9,684.52, 13,365.36 and 5,436.08 is: 7,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,684.52 : 13,365.36 = 5,436.08 : x
  2. Step 2: Convert to fraction form
    9,684.52/13,365.36 = 5,436.08/x
  3. Step 3: Cross multiply
    9,684.52x = 13,365.36 × 5,436.08
  4. Step 4: Simplify right side
    9,684.52x = 72,655,166.19
  5. Step 5: Solve for x
    x = 72,655,166.19/9,684.52
  6. Step 6: Final answer
    x = 7,502.20

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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.