Home / 9,812.05-13,535.87-5,830.35

Finding the Fourth Proportional to 9,812.05, 13,535.87 and 5,830.35

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Solution

The fourth proportional to 9,812.05, 13,535.87 and 5,830.35 is: 8,043.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.05 : 13,535.87 = 5,830.35 : x
  2. Step 2: Convert to fraction form
    9,812.05/13,535.87 = 5,830.35/x
  3. Step 3: Cross multiply
    9,812.05x = 13,535.87 × 5,830.35
  4. Step 4: Simplify right side
    9,812.05x = 78,918,823.47
  5. Step 5: Solve for x
    x = 78,918,823.47/9,812.05
  6. Step 6: Final answer
    x = 8,043.05

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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.