Home / 3,510.04-5,261.40-1,429.24

Finding the Fourth Proportional to 3,510.04, 5,261.40 and 1,429.24

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Solution

The fourth proportional to 3,510.04, 5,261.40 and 1,429.24 is: 2,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.04 : 5,261.40 = 1,429.24 : x
  2. Step 2: Convert to fraction form
    3,510.04/5,261.40 = 1,429.24/x
  3. Step 3: Cross multiply
    3,510.04x = 5,261.40 × 1,429.24
  4. Step 4: Simplify right side
    3,510.04x = 7,519,803.34
  5. Step 5: Solve for x
    x = 7,519,803.34/3,510.04
  6. Step 6: Final answer
    x = 2,142.37

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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.