Home / 3,417.02-4,709.95-2,669.68

Finding the Fourth Proportional to 3,417.02, 4,709.95 and 2,669.68

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Solution

The fourth proportional to 3,417.02, 4,709.95 and 2,669.68 is: 3,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.02 : 4,709.95 = 2,669.68 : x
  2. Step 2: Convert to fraction form
    3,417.02/4,709.95 = 2,669.68/x
  3. Step 3: Cross multiply
    3,417.02x = 4,709.95 × 2,669.68
  4. Step 4: Simplify right side
    3,417.02x = 12,574,059.32
  5. Step 5: Solve for x
    x = 12,574,059.32/3,417.02
  6. Step 6: Final answer
    x = 3,679.83

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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.