Home / 9,931.98-14,875.28-4,741.50

Finding the Fourth Proportional to 9,931.98, 14,875.28 and 4,741.50

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Solution

The fourth proportional to 9,931.98, 14,875.28 and 4,741.50 is: 7,101.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.98 : 14,875.28 = 4,741.50 : x
  2. Step 2: Convert to fraction form
    9,931.98/14,875.28 = 4,741.50/x
  3. Step 3: Cross multiply
    9,931.98x = 14,875.28 × 4,741.50
  4. Step 4: Simplify right side
    9,931.98x = 70,531,140.12
  5. Step 5: Solve for x
    x = 70,531,140.12/9,931.98
  6. Step 6: Final answer
    x = 7,101.42

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