Home / 2,600.63-3,588.88-1,669.13

Finding the Fourth Proportional to 2,600.63, 3,588.88 and 1,669.13

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Solution

The fourth proportional to 2,600.63, 3,588.88 and 1,669.13 is: 2,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.63 : 3,588.88 = 1,669.13 : x
  2. Step 2: Convert to fraction form
    2,600.63/3,588.88 = 1,669.13/x
  3. Step 3: Cross multiply
    2,600.63x = 3,588.88 × 1,669.13
  4. Step 4: Simplify right side
    2,600.63x = 5,990,285.16
  5. Step 5: Solve for x
    x = 5,990,285.16/2,600.63
  6. Step 6: Final answer
    x = 2,303.40

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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.