Home / 4,645.74-6,409.29-2,655.22

Finding the Fourth Proportional to 4,645.74, 6,409.29 and 2,655.22

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Solution

The fourth proportional to 4,645.74, 6,409.29 and 2,655.22 is: 3,663.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.74 : 6,409.29 = 2,655.22 : x
  2. Step 2: Convert to fraction form
    4,645.74/6,409.29 = 2,655.22/x
  3. Step 3: Cross multiply
    4,645.74x = 6,409.29 × 2,655.22
  4. Step 4: Simplify right side
    4,645.74x = 17,018,061.72
  5. Step 5: Solve for x
    x = 17,018,061.72/4,645.74
  6. Step 6: Final answer
    x = 3,663.16

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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.