Home / 10,875.06-16,300.98-4,298.40

Finding the Fourth Proportional to 10,875.06, 16,300.98 and 4,298.40

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Solution

The fourth proportional to 10,875.06, 16,300.98 and 4,298.40 is: 6,443.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.06 : 16,300.98 = 4,298.40 : x
  2. Step 2: Convert to fraction form
    10,875.06/16,300.98 = 4,298.40/x
  3. Step 3: Cross multiply
    10,875.06x = 16,300.98 × 4,298.40
  4. Step 4: Simplify right side
    10,875.06x = 70,068,132.43
  5. Step 5: Solve for x
    x = 70,068,132.43/10,875.06
  6. Step 6: Final answer
    x = 6,443.01

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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.