Home / 6,875.24-10,293.24-6,439.32

Finding the Fourth Proportional to 6,875.24, 10,293.24 and 6,439.32

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Solution

The fourth proportional to 6,875.24, 10,293.24 and 6,439.32 is: 9,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.24 : 10,293.24 = 6,439.32 : x
  2. Step 2: Convert to fraction form
    6,875.24/10,293.24 = 6,439.32/x
  3. Step 3: Cross multiply
    6,875.24x = 10,293.24 × 6,439.32
  4. Step 4: Simplify right side
    6,875.24x = 66,281,466.20
  5. Step 5: Solve for x
    x = 66,281,466.20/6,875.24
  6. Step 6: Final answer
    x = 9,640.60

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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.