Home / 9,426.24-13,011.84-6,281.28

Finding the Fourth Proportional to 9,426.24, 13,011.84 and 6,281.28

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Solution

The fourth proportional to 9,426.24, 13,011.84 and 6,281.28 is: 8,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.24 : 13,011.84 = 6,281.28 : x
  2. Step 2: Convert to fraction form
    9,426.24/13,011.84 = 6,281.28/x
  3. Step 3: Cross multiply
    9,426.24x = 13,011.84 × 6,281.28
  4. Step 4: Simplify right side
    9,426.24x = 81,731,010.36
  5. Step 5: Solve for x
    x = 81,731,010.36/9,426.24
  6. Step 6: Final answer
    x = 8,670.58

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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.