Home / 1,664.32-2,295.98-1,075.04

Finding the Fourth Proportional to 1,664.32, 2,295.98 and 1,075.04

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Solution

The fourth proportional to 1,664.32, 2,295.98 and 1,075.04 is: 1,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.32 : 2,295.98 = 1,075.04 : x
  2. Step 2: Convert to fraction form
    1,664.32/2,295.98 = 1,075.04/x
  3. Step 3: Cross multiply
    1,664.32x = 2,295.98 × 1,075.04
  4. Step 4: Simplify right side
    1,664.32x = 2,468,270.34
  5. Step 5: Solve for x
    x = 2,468,270.34/1,664.32
  6. Step 6: Final answer
    x = 1,483.05

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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.