Home / 7,278.85-10,046.02-4,295.42

Finding the Fourth Proportional to 7,278.85, 10,046.02 and 4,295.42

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Solution

The fourth proportional to 7,278.85, 10,046.02 and 4,295.42 is: 5,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.85 : 10,046.02 = 4,295.42 : x
  2. Step 2: Convert to fraction form
    7,278.85/10,046.02 = 4,295.42/x
  3. Step 3: Cross multiply
    7,278.85x = 10,046.02 × 4,295.42
  4. Step 4: Simplify right side
    7,278.85x = 43,151,875.23
  5. Step 5: Solve for x
    x = 43,151,875.23/7,278.85
  6. Step 6: Final answer
    x = 5,928.39

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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.