Home / 7,610.64-11,415.95-4,994.70

Finding the Fourth Proportional to 7,610.64, 11,415.95 and 4,994.70

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Solution

The fourth proportional to 7,610.64, 11,415.95 and 4,994.70 is: 7,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.64 : 11,415.95 = 4,994.70 : x
  2. Step 2: Convert to fraction form
    7,610.64/11,415.95 = 4,994.70/x
  3. Step 3: Cross multiply
    7,610.64x = 11,415.95 × 4,994.70
  4. Step 4: Simplify right side
    7,610.64x = 57,019,224.51
  5. Step 5: Solve for x
    x = 57,019,224.51/7,610.64
  6. Step 6: Final answer
    x = 7,492.04

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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.