Home / 5,001.76-7,503.56-1,715.19

Finding the Fourth Proportional to 5,001.76, 7,503.56 and 1,715.19

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Solution

The fourth proportional to 5,001.76, 7,503.56 and 1,715.19 is: 2,573.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.76 : 7,503.56 = 1,715.19 : x
  2. Step 2: Convert to fraction form
    5,001.76/7,503.56 = 1,715.19/x
  3. Step 3: Cross multiply
    5,001.76x = 7,503.56 × 1,715.19
  4. Step 4: Simplify right side
    5,001.76x = 12,869,994.36
  5. Step 5: Solve for x
    x = 12,869,994.36/5,001.76
  6. Step 6: Final answer
    x = 2,573.09

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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.