Home / 9,766.02-13,479.32-6,357.04

Finding the Fourth Proportional to 9,766.02, 13,479.32 and 6,357.04

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Solution

The fourth proportional to 9,766.02, 13,479.32 and 6,357.04 is: 8,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.02 : 13,479.32 = 6,357.04 : x
  2. Step 2: Convert to fraction form
    9,766.02/13,479.32 = 6,357.04/x
  3. Step 3: Cross multiply
    9,766.02x = 13,479.32 × 6,357.04
  4. Step 4: Simplify right side
    9,766.02x = 85,688,576.41
  5. Step 5: Solve for x
    x = 85,688,576.41/9,766.02
  6. Step 6: Final answer
    x = 8,774.16

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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.