Home / 10,348.05-14,280-5,632.23

Finding the Fourth Proportional to 10,348.05, 14,280 and 5,632.23

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Solution

The fourth proportional to 10,348.05, 14,280 and 5,632.23 is: 7,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.05 : 14,280 = 5,632.23 : x
  2. Step 2: Convert to fraction form
    10,348.05/14,280 = 5,632.23/x
  3. Step 3: Cross multiply
    10,348.05x = 14,280 × 5,632.23
  4. Step 4: Simplify right side
    10,348.05x = 80,428,244.40
  5. Step 5: Solve for x
    x = 80,428,244.40/10,348.05
  6. Step 6: Final answer
    x = 7,772.31

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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.