Home / 5,225.07-7,211.64-3,547.02

Finding the Fourth Proportional to 5,225.07, 7,211.64 and 3,547.02

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Solution

The fourth proportional to 5,225.07, 7,211.64 and 3,547.02 is: 4,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.07 : 7,211.64 = 3,547.02 : x
  2. Step 2: Convert to fraction form
    5,225.07/7,211.64 = 3,547.02/x
  3. Step 3: Cross multiply
    5,225.07x = 7,211.64 × 3,547.02
  4. Step 4: Simplify right side
    5,225.07x = 25,579,821.12
  5. Step 5: Solve for x
    x = 25,579,821.12/5,225.07
  6. Step 6: Final answer
    x = 4,895.60

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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.