Home / 5,547.84-8,322.08-2,085.12

Finding the Fourth Proportional to 5,547.84, 8,322.08 and 2,085.12

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Solution

The fourth proportional to 5,547.84, 8,322.08 and 2,085.12 is: 3,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.84 : 8,322.08 = 2,085.12 : x
  2. Step 2: Convert to fraction form
    5,547.84/8,322.08 = 2,085.12/x
  3. Step 3: Cross multiply
    5,547.84x = 8,322.08 × 2,085.12
  4. Step 4: Simplify right side
    5,547.84x = 17,352,535.45
  5. Step 5: Solve for x
    x = 17,352,535.45/5,547.84
  6. Step 6: Final answer
    x = 3,127.80

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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.