Home / 8,302.29-11,457.21-4,946.79

Finding the Fourth Proportional to 8,302.29, 11,457.21 and 4,946.79

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Solution

The fourth proportional to 8,302.29, 11,457.21 and 4,946.79 is: 6,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.29 : 11,457.21 = 4,946.79 : x
  2. Step 2: Convert to fraction form
    8,302.29/11,457.21 = 4,946.79/x
  3. Step 3: Cross multiply
    8,302.29x = 11,457.21 × 4,946.79
  4. Step 4: Simplify right side
    8,302.29x = 56,676,411.86
  5. Step 5: Solve for x
    x = 56,676,411.86/8,302.29
  6. Step 6: Final answer
    x = 6,826.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.