Home / 1,454.04-2,007.54-864.76

Finding the Fourth Proportional to 1,454.04, 2,007.54 and 864.76

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Solution

The fourth proportional to 1,454.04, 2,007.54 and 864.76 is: 1,193.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.04 : 2,007.54 = 864.76 : x
  2. Step 2: Convert to fraction form
    1,454.04/2,007.54 = 864.76/x
  3. Step 3: Cross multiply
    1,454.04x = 2,007.54 × 864.76
  4. Step 4: Simplify right side
    1,454.04x = 1,736,040.29
  5. Step 5: Solve for x
    x = 1,736,040.29/1,454.04
  6. Step 6: Final answer
    x = 1,193.94

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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.