Home / 8,988.08-13,485.32-4,607.60

Finding the Fourth Proportional to 8,988.08, 13,485.32 and 4,607.60

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Solution

The fourth proportional to 8,988.08, 13,485.32 and 4,607.60 is: 6,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.08 : 13,485.32 = 4,607.60 : x
  2. Step 2: Convert to fraction form
    8,988.08/13,485.32 = 4,607.60/x
  3. Step 3: Cross multiply
    8,988.08x = 13,485.32 × 4,607.60
  4. Step 4: Simplify right side
    8,988.08x = 62,134,960.43
  5. Step 5: Solve for x
    x = 62,134,960.43/8,988.08
  6. Step 6: Final answer
    x = 6,913.04

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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.