Home / 1,816.64-2,507.19-1,030.94

Finding the Fourth Proportional to 1,816.64, 2,507.19 and 1,030.94

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Solution

The fourth proportional to 1,816.64, 2,507.19 and 1,030.94 is: 1,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.64 : 2,507.19 = 1,030.94 : x
  2. Step 2: Convert to fraction form
    1,816.64/2,507.19 = 1,030.94/x
  3. Step 3: Cross multiply
    1,816.64x = 2,507.19 × 1,030.94
  4. Step 4: Simplify right side
    1,816.64x = 2,584,762.46
  5. Step 5: Solve for x
    x = 2,584,762.46/1,816.64
  6. Step 6: Final answer
    x = 1,422.83

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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.