Home / 4,999.86-7,500.06-1,302.10

Finding the Fourth Proportional to 4,999.86, 7,500.06 and 1,302.10

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Solution

The fourth proportional to 4,999.86, 7,500.06 and 1,302.10 is: 1,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.86 : 7,500.06 = 1,302.10 : x
  2. Step 2: Convert to fraction form
    4,999.86/7,500.06 = 1,302.10/x
  3. Step 3: Cross multiply
    4,999.86x = 7,500.06 × 1,302.10
  4. Step 4: Simplify right side
    4,999.86x = 9,765,809.38
  5. Step 5: Solve for x
    x = 9,765,809.38/4,999.86
  6. Step 6: Final answer
    x = 1,953.22

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1.5x scale

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.