Home / 7,214.13-9,955.49-4,070.34

Finding the Fourth Proportional to 7,214.13, 9,955.49 and 4,070.34

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Solution

The fourth proportional to 7,214.13, 9,955.49 and 4,070.34 is: 5,617.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.13 : 9,955.49 = 4,070.34 : x
  2. Step 2: Convert to fraction form
    7,214.13/9,955.49 = 4,070.34/x
  3. Step 3: Cross multiply
    7,214.13x = 9,955.49 × 4,070.34
  4. Step 4: Simplify right side
    7,214.13x = 40,522,208.81
  5. Step 5: Solve for x
    x = 40,522,208.81/7,214.13
  6. Step 6: Final answer
    x = 5,617.06

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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.