Home / 10,458.28-14,439.18-6,483.64

Finding the Fourth Proportional to 10,458.28, 14,439.18 and 6,483.64

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Solution

The fourth proportional to 10,458.28, 14,439.18 and 6,483.64 is: 8,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.28 : 14,439.18 = 6,483.64 : x
  2. Step 2: Convert to fraction form
    10,458.28/14,439.18 = 6,483.64/x
  3. Step 3: Cross multiply
    10,458.28x = 14,439.18 × 6,483.64
  4. Step 4: Simplify right side
    10,458.28x = 93,618,445.02
  5. Step 5: Solve for x
    x = 93,618,445.02/10,458.28
  6. Step 6: Final answer
    x = 8,951.61

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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.