Home / 1,655.37-2,284.38-1,066.95

Finding the Fourth Proportional to 1,655.37, 2,284.38 and 1,066.95

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Solution

The fourth proportional to 1,655.37, 2,284.38 and 1,066.95 is: 1,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.37 : 2,284.38 = 1,066.95 : x
  2. Step 2: Convert to fraction form
    1,655.37/2,284.38 = 1,066.95/x
  3. Step 3: Cross multiply
    1,655.37x = 2,284.38 × 1,066.95
  4. Step 4: Simplify right side
    1,655.37x = 2,437,319.24
  5. Step 5: Solve for x
    x = 2,437,319.24/1,655.37
  6. Step 6: Final answer
    x = 1,472.37

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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.