Home / 9,459.29-14,188.89-2,885.45

Finding the Fourth Proportional to 9,459.29, 14,188.89 and 2,885.45

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Solution

The fourth proportional to 9,459.29, 14,188.89 and 2,885.45 is: 4,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.29 : 14,188.89 = 2,885.45 : x
  2. Step 2: Convert to fraction form
    9,459.29/14,188.89 = 2,885.45/x
  3. Step 3: Cross multiply
    9,459.29x = 14,188.89 × 2,885.45
  4. Step 4: Simplify right side
    9,459.29x = 40,941,378.94
  5. Step 5: Solve for x
    x = 40,941,378.94/9,459.29
  6. Step 6: Final answer
    x = 4,328.17

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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.