Home / 1,730.02-2,387.45-944.08

Finding the Fourth Proportional to 1,730.02, 2,387.45 and 944.08

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Solution

The fourth proportional to 1,730.02, 2,387.45 and 944.08 is: 1,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.02 : 2,387.45 = 944.08 : x
  2. Step 2: Convert to fraction form
    1,730.02/2,387.45 = 944.08/x
  3. Step 3: Cross multiply
    1,730.02x = 2,387.45 × 944.08
  4. Step 4: Simplify right side
    1,730.02x = 2,253,939.08
  5. Step 5: Solve for x
    x = 2,253,939.08/1,730.02
  6. Step 6: Final answer
    x = 1,302.84

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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.