Home / 9,045.60-13,568.40-4,671.60

Finding the Fourth Proportional to 9,045.60, 13,568.40 and 4,671.60

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Solution

The fourth proportional to 9,045.60, 13,568.40 and 4,671.60 is: 7,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.60 : 13,568.40 = 4,671.60 : x
  2. Step 2: Convert to fraction form
    9,045.60/13,568.40 = 4,671.60/x
  3. Step 3: Cross multiply
    9,045.60x = 13,568.40 × 4,671.60
  4. Step 4: Simplify right side
    9,045.60x = 63,386,137.44
  5. Step 5: Solve for x
    x = 63,386,137.44/9,045.60
  6. Step 6: Final answer
    x = 7,007.40

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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.