Home / 9,455.12-13,048.08-5,476.46

Finding the Fourth Proportional to 9,455.12, 13,048.08 and 5,476.46

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Solution

The fourth proportional to 9,455.12, 13,048.08 and 5,476.46 is: 7,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.12 : 13,048.08 = 5,476.46 : x
  2. Step 2: Convert to fraction form
    9,455.12/13,048.08 = 5,476.46/x
  3. Step 3: Cross multiply
    9,455.12x = 13,048.08 × 5,476.46
  4. Step 4: Simplify right side
    9,455.12x = 71,457,288.20
  5. Step 5: Solve for x
    x = 71,457,288.20/9,455.12
  6. Step 6: Final answer
    x = 7,557.52

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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.