Home / 3,649.16-5,465.10-2,877.32

Finding the Fourth Proportional to 3,649.16, 5,465.10 and 2,877.32

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Solution

The fourth proportional to 3,649.16, 5,465.10 and 2,877.32 is: 4,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.16 : 5,465.10 = 2,877.32 : x
  2. Step 2: Convert to fraction form
    3,649.16/5,465.10 = 2,877.32/x
  3. Step 3: Cross multiply
    3,649.16x = 5,465.10 × 2,877.32
  4. Step 4: Simplify right side
    3,649.16x = 15,724,841.53
  5. Step 5: Solve for x
    x = 15,724,841.53/3,649.16
  6. Step 6: Final answer
    x = 4,309.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.