Home / 7,055.10-9,716.34-6,902.01

Finding the Fourth Proportional to 7,055.10, 9,716.34 and 6,902.01

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Solution

The fourth proportional to 7,055.10, 9,716.34 and 6,902.01 is: 9,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.10 : 9,716.34 = 6,902.01 : x
  2. Step 2: Convert to fraction form
    7,055.10/9,716.34 = 6,902.01/x
  3. Step 3: Cross multiply
    7,055.10x = 9,716.34 × 6,902.01
  4. Step 4: Simplify right side
    7,055.10x = 67,062,275.84
  5. Step 5: Solve for x
    x = 67,062,275.84/7,055.10
  6. Step 6: Final answer
    x = 9,505.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.