Home / 4,869.02-7,289.76-3,642.14

Finding the Fourth Proportional to 4,869.02, 7,289.76 and 3,642.14

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Solution

The fourth proportional to 4,869.02, 7,289.76 and 3,642.14 is: 5,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.02 : 7,289.76 = 3,642.14 : x
  2. Step 2: Convert to fraction form
    4,869.02/7,289.76 = 3,642.14/x
  3. Step 3: Cross multiply
    4,869.02x = 7,289.76 × 3,642.14
  4. Step 4: Simplify right side
    4,869.02x = 26,550,326.49
  5. Step 5: Solve for x
    x = 26,550,326.49/4,869.02
  6. Step 6: Final answer
    x = 5,452.91

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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.