Home / 7,490.90-10,331.59-4,802.37

Finding the Fourth Proportional to 7,490.90, 10,331.59 and 4,802.37

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Solution

The fourth proportional to 7,490.90, 10,331.59 and 4,802.37 is: 6,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.90 : 10,331.59 = 4,802.37 : x
  2. Step 2: Convert to fraction form
    7,490.90/10,331.59 = 4,802.37/x
  3. Step 3: Cross multiply
    7,490.90x = 10,331.59 × 4,802.37
  4. Step 4: Simplify right side
    7,490.90x = 49,616,076.12
  5. Step 5: Solve for x
    x = 49,616,076.12/7,490.90
  6. Step 6: Final answer
    x = 6,623.52

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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.