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Finding the Fourth Proportional to 7,015.30, 10,510.80 and 6,043.30

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Solution

The fourth proportional to 7,015.30, 10,510.80 and 6,043.30 is: 9,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.30 : 10,510.80 = 6,043.30 : x
  2. Step 2: Convert to fraction form
    7,015.30/10,510.80 = 6,043.30/x
  3. Step 3: Cross multiply
    7,015.30x = 10,510.80 × 6,043.30
  4. Step 4: Simplify right side
    7,015.30x = 63,519,917.64
  5. Step 5: Solve for x
    x = 63,519,917.64/7,015.30
  6. Step 6: Final answer
    x = 9,054.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.