Home / 2,030.40-2,803.50-1,784.64

Finding the Fourth Proportional to 2,030.40, 2,803.50 and 1,784.64

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Solution

The fourth proportional to 2,030.40, 2,803.50 and 1,784.64 is: 2,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.40 : 2,803.50 = 1,784.64 : x
  2. Step 2: Convert to fraction form
    2,030.40/2,803.50 = 1,784.64/x
  3. Step 3: Cross multiply
    2,030.40x = 2,803.50 × 1,784.64
  4. Step 4: Simplify right side
    2,030.40x = 5,003,238.24
  5. Step 5: Solve for x
    x = 5,003,238.24/2,030.40
  6. Step 6: Final answer
    x = 2,464.16

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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.