Home / 3,510.18-5,261.49-1,865.07

Finding the Fourth Proportional to 3,510.18, 5,261.49 and 1,865.07

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Solution

The fourth proportional to 3,510.18, 5,261.49 and 1,865.07 is: 2,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.18 : 5,261.49 = 1,865.07 : x
  2. Step 2: Convert to fraction form
    3,510.18/5,261.49 = 1,865.07/x
  3. Step 3: Cross multiply
    3,510.18x = 5,261.49 × 1,865.07
  4. Step 4: Simplify right side
    3,510.18x = 9,813,047.15
  5. Step 5: Solve for x
    x = 9,813,047.15/3,510.18
  6. Step 6: Final answer
    x = 2,795.60

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1.5x scale

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.