Home / 10,348.06-15,513.45-4,805.40

Finding the Fourth Proportional to 10,348.06, 15,513.45 and 4,805.40

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Solution

The fourth proportional to 10,348.06, 15,513.45 and 4,805.40 is: 7,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.06 : 15,513.45 = 4,805.40 : x
  2. Step 2: Convert to fraction form
    10,348.06/15,513.45 = 4,805.40/x
  3. Step 3: Cross multiply
    10,348.06x = 15,513.45 × 4,805.40
  4. Step 4: Simplify right side
    10,348.06x = 74,548,332.63
  5. Step 5: Solve for x
    x = 74,548,332.63/10,348.06
  6. Step 6: Final answer
    x = 7,204.09

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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.