Home / 8,007.04-11,055.18-5,217.40

Finding the Fourth Proportional to 8,007.04, 11,055.18 and 5,217.40

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Solution

The fourth proportional to 8,007.04, 11,055.18 and 5,217.40 is: 7,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.04 : 11,055.18 = 5,217.40 : x
  2. Step 2: Convert to fraction form
    8,007.04/11,055.18 = 5,217.40/x
  3. Step 3: Cross multiply
    8,007.04x = 11,055.18 × 5,217.40
  4. Step 4: Simplify right side
    8,007.04x = 57,679,296.13
  5. Step 5: Solve for x
    x = 57,679,296.13/8,007.04
  6. Step 6: Final answer
    x = 7,203.57

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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.