Home / 1,803.65-2,487.26-1,095.59

Finding the Fourth Proportional to 1,803.65, 2,487.26 and 1,095.59

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Solution

The fourth proportional to 1,803.65, 2,487.26 and 1,095.59 is: 1,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803.65 : 2,487.26 = 1,095.59 : x
  2. Step 2: Convert to fraction form
    1,803.65/2,487.26 = 1,095.59/x
  3. Step 3: Cross multiply
    1,803.65x = 2,487.26 × 1,095.59
  4. Step 4: Simplify right side
    1,803.65x = 2,725,026.14
  5. Step 5: Solve for x
    x = 2,725,026.14/1,803.65
  6. Step 6: Final answer
    x = 1,510.84

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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.