Home / 11,426.64-15,765.84-6,710.04

Finding the Fourth Proportional to 11,426.64, 15,765.84 and 6,710.04

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Solution

The fourth proportional to 11,426.64, 15,765.84 and 6,710.04 is: 9,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.64 : 15,765.84 = 6,710.04 : x
  2. Step 2: Convert to fraction form
    11,426.64/15,765.84 = 6,710.04/x
  3. Step 3: Cross multiply
    11,426.64x = 15,765.84 × 6,710.04
  4. Step 4: Simplify right side
    11,426.64x = 105,789,417.03
  5. Step 5: Solve for x
    x = 105,789,417.03/11,426.64
  6. Step 6: Final answer
    x = 9,258.14

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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.