Home / 1,592.34-2,385.93-942.30

Finding the Fourth Proportional to 1,592.34, 2,385.93 and 942.30

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Solution

The fourth proportional to 1,592.34, 2,385.93 and 942.30 is: 1,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.34 : 2,385.93 = 942.30 : x
  2. Step 2: Convert to fraction form
    1,592.34/2,385.93 = 942.30/x
  3. Step 3: Cross multiply
    1,592.34x = 2,385.93 × 942.30
  4. Step 4: Simplify right side
    1,592.34x = 2,248,261.84
  5. Step 5: Solve for x
    x = 2,248,261.84/1,592.34
  6. Step 6: Final answer
    x = 1,411.92

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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.