Home / 10,970.38-16,457.28-3,573.12

Finding the Fourth Proportional to 10,970.38, 16,457.28 and 3,573.12

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Solution

The fourth proportional to 10,970.38, 16,457.28 and 3,573.12 is: 5,360.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.38 : 16,457.28 = 3,573.12 : x
  2. Step 2: Convert to fraction form
    10,970.38/16,457.28 = 3,573.12/x
  3. Step 3: Cross multiply
    10,970.38x = 16,457.28 × 3,573.12
  4. Step 4: Simplify right side
    10,970.38x = 58,803,802.11
  5. Step 5: Solve for x
    x = 58,803,802.11/10,970.38
  6. Step 6: Final answer
    x = 5,360.23

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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.