Home / 7,135.74-9,853.36-5,364.26

Finding the Fourth Proportional to 7,135.74, 9,853.36 and 5,364.26

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Solution

The fourth proportional to 7,135.74, 9,853.36 and 5,364.26 is: 7,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.74 : 9,853.36 = 5,364.26 : x
  2. Step 2: Convert to fraction form
    7,135.74/9,853.36 = 5,364.26/x
  3. Step 3: Cross multiply
    7,135.74x = 9,853.36 × 5,364.26
  4. Step 4: Simplify right side
    7,135.74x = 52,855,984.91
  5. Step 5: Solve for x
    x = 52,855,984.91/7,135.74
  6. Step 6: Final answer
    x = 7,407.22

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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.