Home / 6,429.47-9,643.56-4,563.32

Finding the Fourth Proportional to 6,429.47, 9,643.56 and 4,563.32

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Solution

The fourth proportional to 6,429.47, 9,643.56 and 4,563.32 is: 6,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.47 : 9,643.56 = 4,563.32 : x
  2. Step 2: Convert to fraction form
    6,429.47/9,643.56 = 4,563.32/x
  3. Step 3: Cross multiply
    6,429.47x = 9,643.56 × 4,563.32
  4. Step 4: Simplify right side
    6,429.47x = 44,006,650.22
  5. Step 5: Solve for x
    x = 44,006,650.22/6,429.47
  6. Step 6: Final answer
    x = 6,844.52

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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.