Home / 2,660.77-3,666.63-2,595.16

Finding the Fourth Proportional to 2,660.77, 3,666.63 and 2,595.16

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Solution

The fourth proportional to 2,660.77, 3,666.63 and 2,595.16 is: 3,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.77 : 3,666.63 = 2,595.16 : x
  2. Step 2: Convert to fraction form
    2,660.77/3,666.63 = 2,595.16/x
  3. Step 3: Cross multiply
    2,660.77x = 3,666.63 × 2,595.16
  4. Step 4: Simplify right side
    2,660.77x = 9,515,491.51
  5. Step 5: Solve for x
    x = 9,515,491.51/2,660.77
  6. Step 6: Final answer
    x = 3,576.22

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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.