Home / 1,525.02-2,101.68-1,192.92

Finding the Fourth Proportional to 1,525.02, 2,101.68 and 1,192.92

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Solution

The fourth proportional to 1,525.02, 2,101.68 and 1,192.92 is: 1,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.02 : 2,101.68 = 1,192.92 : x
  2. Step 2: Convert to fraction form
    1,525.02/2,101.68 = 1,192.92/x
  3. Step 3: Cross multiply
    1,525.02x = 2,101.68 × 1,192.92
  4. Step 4: Simplify right side
    1,525.02x = 2,507,136.11
  5. Step 5: Solve for x
    x = 2,507,136.11/1,525.02
  6. Step 6: Final answer
    x = 1,644.00

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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.