Home / 7,521.60-11,264.40-4,051.20

Finding the Fourth Proportional to 7,521.60, 11,264.40 and 4,051.20

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Solution

The fourth proportional to 7,521.60, 11,264.40 and 4,051.20 is: 6,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.60 : 11,264.40 = 4,051.20 : x
  2. Step 2: Convert to fraction form
    7,521.60/11,264.40 = 4,051.20/x
  3. Step 3: Cross multiply
    7,521.60x = 11,264.40 × 4,051.20
  4. Step 4: Simplify right side
    7,521.60x = 45,634,337.28
  5. Step 5: Solve for x
    x = 45,634,337.28/7,521.60
  6. Step 6: Final answer
    x = 6,067.11

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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.