Home / 10,080.08-15,117.60-4,530.32

Finding the Fourth Proportional to 10,080.08, 15,117.60 and 4,530.32

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Solution

The fourth proportional to 10,080.08, 15,117.60 and 4,530.32 is: 6,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.08 : 15,117.60 = 4,530.32 : x
  2. Step 2: Convert to fraction form
    10,080.08/15,117.60 = 4,530.32/x
  3. Step 3: Cross multiply
    10,080.08x = 15,117.60 × 4,530.32
  4. Step 4: Simplify right side
    10,080.08x = 68,487,565.63
  5. Step 5: Solve for x
    x = 68,487,565.63/10,080.08
  6. Step 6: Final answer
    x = 6,794.35

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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.