Home / 6,305.13-9,457.70-1,688.13

Finding the Fourth Proportional to 6,305.13, 9,457.70 and 1,688.13

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Solution

The fourth proportional to 6,305.13, 9,457.70 and 1,688.13 is: 2,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.13 : 9,457.70 = 1,688.13 : x
  2. Step 2: Convert to fraction form
    6,305.13/9,457.70 = 1,688.13/x
  3. Step 3: Cross multiply
    6,305.13x = 9,457.70 × 1,688.13
  4. Step 4: Simplify right side
    6,305.13x = 15,965,827.10
  5. Step 5: Solve for x
    x = 15,965,827.10/6,305.13
  6. Step 6: Final answer
    x = 2,532.20

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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.