Home / 7,001.13-10,501.89-1,807

Finding the Fourth Proportional to 7,001.13, 10,501.89 and 1,807

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Solution

The fourth proportional to 7,001.13, 10,501.89 and 1,807 is: 2,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.13 : 10,501.89 = 1,807 : x
  2. Step 2: Convert to fraction form
    7,001.13/10,501.89 = 1,807/x
  3. Step 3: Cross multiply
    7,001.13x = 10,501.89 × 1,807
  4. Step 4: Simplify right side
    7,001.13x = 18,976,915.23
  5. Step 5: Solve for x
    x = 18,976,915.23/7,001.13
  6. Step 6: Final answer
    x = 2,710.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.