Home / 4,355.02-6,013.05-2,678.68

Finding the Fourth Proportional to 4,355.02, 6,013.05 and 2,678.68

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Solution

The fourth proportional to 4,355.02, 6,013.05 and 2,678.68 is: 3,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.02 : 6,013.05 = 2,678.68 : x
  2. Step 2: Convert to fraction form
    4,355.02/6,013.05 = 2,678.68/x
  3. Step 3: Cross multiply
    4,355.02x = 6,013.05 × 2,678.68
  4. Step 4: Simplify right side
    4,355.02x = 16,107,036.77
  5. Step 5: Solve for x
    x = 16,107,036.77/4,355.02
  6. Step 6: Final answer
    x = 3,698.50

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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.