Home / 1,630.04-2,247.89-1,070.98

Finding the Fourth Proportional to 1,630.04, 2,247.89 and 1,070.98

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Solution

The fourth proportional to 1,630.04, 2,247.89 and 1,070.98 is: 1,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.04 : 2,247.89 = 1,070.98 : x
  2. Step 2: Convert to fraction form
    1,630.04/2,247.89 = 1,070.98/x
  3. Step 3: Cross multiply
    1,630.04x = 2,247.89 × 1,070.98
  4. Step 4: Simplify right side
    1,630.04x = 2,407,434.26
  5. Step 5: Solve for x
    x = 2,407,434.26/1,630.04
  6. Step 6: Final answer
    x = 1,476.92

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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.