Home / 9,806.84-13,535.40-5,830.16

Finding the Fourth Proportional to 9,806.84, 13,535.40 and 5,830.16

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Solution

The fourth proportional to 9,806.84, 13,535.40 and 5,830.16 is: 8,046.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.84 : 13,535.40 = 5,830.16 : x
  2. Step 2: Convert to fraction form
    9,806.84/13,535.40 = 5,830.16/x
  3. Step 3: Cross multiply
    9,806.84x = 13,535.40 × 5,830.16
  4. Step 4: Simplify right side
    9,806.84x = 78,913,547.66
  5. Step 5: Solve for x
    x = 78,913,547.66/9,806.84
  6. Step 6: Final answer
    x = 8,046.79

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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.