Home / 9,457.12-14,176.40-5,299.12

Finding the Fourth Proportional to 9,457.12, 14,176.40 and 5,299.12

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Solution

The fourth proportional to 9,457.12, 14,176.40 and 5,299.12 is: 7,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,457.12 : 14,176.40 = 5,299.12 : x
  2. Step 2: Convert to fraction form
    9,457.12/14,176.40 = 5,299.12/x
  3. Step 3: Cross multiply
    9,457.12x = 14,176.40 × 5,299.12
  4. Step 4: Simplify right side
    9,457.12x = 75,122,444.77
  5. Step 5: Solve for x
    x = 75,122,444.77/9,457.12
  6. Step 6: Final answer
    x = 7,943.48

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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.