Home / 3,312.63-4,569.69-2,053.28

Finding the Fourth Proportional to 3,312.63, 4,569.69 and 2,053.28

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Solution

The fourth proportional to 3,312.63, 4,569.69 and 2,053.28 is: 2,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.63 : 4,569.69 = 2,053.28 : x
  2. Step 2: Convert to fraction form
    3,312.63/4,569.69 = 2,053.28/x
  3. Step 3: Cross multiply
    3,312.63x = 4,569.69 × 2,053.28
  4. Step 4: Simplify right side
    3,312.63x = 9,382,830.23
  5. Step 5: Solve for x
    x = 9,382,830.23/3,312.63
  6. Step 6: Final answer
    x = 2,832.44

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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.