Home / 7,288.60-10,056.54-4,146.52

Finding the Fourth Proportional to 7,288.60, 10,056.54 and 4,146.52

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Solution

The fourth proportional to 7,288.60, 10,056.54 and 4,146.52 is: 5,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.60 : 10,056.54 = 4,146.52 : x
  2. Step 2: Convert to fraction form
    7,288.60/10,056.54 = 4,146.52/x
  3. Step 3: Cross multiply
    7,288.60x = 10,056.54 × 4,146.52
  4. Step 4: Simplify right side
    7,288.60x = 41,699,644.24
  5. Step 5: Solve for x
    x = 41,699,644.24/7,288.60
  6. Step 6: Final answer
    x = 5,721.21

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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.