Home / 11,031.49-16,547.13-4,457.56

Finding the Fourth Proportional to 11,031.49, 16,547.13 and 4,457.56

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Solution

The fourth proportional to 11,031.49, 16,547.13 and 4,457.56 is: 6,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.49 : 16,547.13 = 4,457.56 : x
  2. Step 2: Convert to fraction form
    11,031.49/16,547.13 = 4,457.56/x
  3. Step 3: Cross multiply
    11,031.49x = 16,547.13 × 4,457.56
  4. Step 4: Simplify right side
    11,031.49x = 73,759,824.80
  5. Step 5: Solve for x
    x = 73,759,824.80/11,031.49
  6. Step 6: Final answer
    x = 6,686.30

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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.