Home / 7,587.36-10,470.24-4,230.12

Finding the Fourth Proportional to 7,587.36, 10,470.24 and 4,230.12

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Solution

The fourth proportional to 7,587.36, 10,470.24 and 4,230.12 is: 5,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.36 : 10,470.24 = 4,230.12 : x
  2. Step 2: Convert to fraction form
    7,587.36/10,470.24 = 4,230.12/x
  3. Step 3: Cross multiply
    7,587.36x = 10,470.24 × 4,230.12
  4. Step 4: Simplify right side
    7,587.36x = 44,290,371.63
  5. Step 5: Solve for x
    x = 44,290,371.63/7,587.36
  6. Step 6: Final answer
    x = 5,837.39

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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.