Home / 9,455.08-13,047.02-5,477.48

Finding the Fourth Proportional to 9,455.08, 13,047.02 and 5,477.48

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Solution

The fourth proportional to 9,455.08, 13,047.02 and 5,477.48 is: 7,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.08 : 13,047.02 = 5,477.48 : x
  2. Step 2: Convert to fraction form
    9,455.08/13,047.02 = 5,477.48/x
  3. Step 3: Cross multiply
    9,455.08x = 13,047.02 × 5,477.48
  4. Step 4: Simplify right side
    9,455.08x = 71,464,791.11
  5. Step 5: Solve for x
    x = 71,464,791.11/9,455.08
  6. Step 6: Final answer
    x = 7,558.35

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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.