Home / 11,378.04-15,701.46-6,342.14

Finding the Fourth Proportional to 11,378.04, 15,701.46 and 6,342.14

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Solution

The fourth proportional to 11,378.04, 15,701.46 and 6,342.14 is: 8,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.04 : 15,701.46 = 6,342.14 : x
  2. Step 2: Convert to fraction form
    11,378.04/15,701.46 = 6,342.14/x
  3. Step 3: Cross multiply
    11,378.04x = 15,701.46 × 6,342.14
  4. Step 4: Simplify right side
    11,378.04x = 99,580,873.00
  5. Step 5: Solve for x
    x = 99,580,873.00/11,378.04
  6. Step 6: Final answer
    x = 8,752.03

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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.