Home / 1,816.24-2,506.56-1,030.32

Finding the Fourth Proportional to 1,816.24, 2,506.56 and 1,030.32

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Solution

The fourth proportional to 1,816.24, 2,506.56 and 1,030.32 is: 1,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.24 : 2,506.56 = 1,030.32 : x
  2. Step 2: Convert to fraction form
    1,816.24/2,506.56 = 1,030.32/x
  3. Step 3: Cross multiply
    1,816.24x = 2,506.56 × 1,030.32
  4. Step 4: Simplify right side
    1,816.24x = 2,582,558.90
  5. Step 5: Solve for x
    x = 2,582,558.90/1,816.24
  6. Step 6: Final answer
    x = 1,421.93

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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.