Home / 1,802.90-2,487.31-1,094.86

Finding the Fourth Proportional to 1,802.90, 2,487.31 and 1,094.86

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Solution

The fourth proportional to 1,802.90, 2,487.31 and 1,094.86 is: 1,510.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.90 : 2,487.31 = 1,094.86 : x
  2. Step 2: Convert to fraction form
    1,802.90/2,487.31 = 1,094.86/x
  3. Step 3: Cross multiply
    1,802.90x = 2,487.31 × 1,094.86
  4. Step 4: Simplify right side
    1,802.90x = 2,723,247.27
  5. Step 5: Solve for x
    x = 2,723,247.27/1,802.90
  6. Step 6: Final answer
    x = 1,510.48

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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.