Home / 7,319.00-10,100.40-4,487.93

Finding the Fourth Proportional to 7,319.00, 10,100.40 and 4,487.93

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Solution

The fourth proportional to 7,319.00, 10,100.40 and 4,487.93 is: 6,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.00 : 10,100.40 = 4,487.93 : x
  2. Step 2: Convert to fraction form
    7,319.00/10,100.40 = 4,487.93/x
  3. Step 3: Cross multiply
    7,319.00x = 10,100.40 × 4,487.93
  4. Step 4: Simplify right side
    7,319.00x = 45,329,875.55
  5. Step 5: Solve for x
    x = 45,329,875.55/7,319.00
  6. Step 6: Final answer
    x = 6,193.46

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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.