Home / 4,305.84-6,458.52-1,386.24

Finding the Fourth Proportional to 4,305.84, 6,458.52 and 1,386.24

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Solution

The fourth proportional to 4,305.84, 6,458.52 and 1,386.24 is: 2,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.84 : 6,458.52 = 1,386.24 : x
  2. Step 2: Convert to fraction form
    4,305.84/6,458.52 = 1,386.24/x
  3. Step 3: Cross multiply
    4,305.84x = 6,458.52 × 1,386.24
  4. Step 4: Simplify right side
    4,305.84x = 8,953,058.76
  5. Step 5: Solve for x
    x = 8,953,058.76/4,305.84
  6. Step 6: Final answer
    x = 2,079.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.