Home / 6,156.64-9,276.52-5,085.01

Finding the Fourth Proportional to 6,156.64, 9,276.52 and 5,085.01

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Solution

The fourth proportional to 6,156.64, 9,276.52 and 5,085.01 is: 7,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.64 : 9,276.52 = 5,085.01 : x
  2. Step 2: Convert to fraction form
    6,156.64/9,276.52 = 5,085.01/x
  3. Step 3: Cross multiply
    6,156.64x = 9,276.52 × 5,085.01
  4. Step 4: Simplify right side
    6,156.64x = 47,171,196.97
  5. Step 5: Solve for x
    x = 47,171,196.97/6,156.64
  6. Step 6: Final answer
    x = 7,661.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.