Home / 10,730.28-14,808.84-6,193.20

Finding the Fourth Proportional to 10,730.28, 14,808.84 and 6,193.20

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Solution

The fourth proportional to 10,730.28, 14,808.84 and 6,193.20 is: 8,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,730.28 : 14,808.84 = 6,193.20 : x
  2. Step 2: Convert to fraction form
    10,730.28/14,808.84 = 6,193.20/x
  3. Step 3: Cross multiply
    10,730.28x = 14,808.84 × 6,193.20
  4. Step 4: Simplify right side
    10,730.28x = 91,714,107.89
  5. Step 5: Solve for x
    x = 91,714,107.89/10,730.28
  6. Step 6: Final answer
    x = 8,547.22

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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.