Home / 7,342.50-11,013.20-2,957.16

Finding the Fourth Proportional to 7,342.50, 11,013.20 and 2,957.16

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Solution

The fourth proportional to 7,342.50, 11,013.20 and 2,957.16 is: 4,435.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.50 : 11,013.20 = 2,957.16 : x
  2. Step 2: Convert to fraction form
    7,342.50/11,013.20 = 2,957.16/x
  3. Step 3: Cross multiply
    7,342.50x = 11,013.20 × 2,957.16
  4. Step 4: Simplify right side
    7,342.50x = 32,567,794.51
  5. Step 5: Solve for x
    x = 32,567,794.51/7,342.50
  6. Step 6: Final answer
    x = 4,435.52

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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.