Home / 2,547.03-3,515.11-1,499.30

Finding the Fourth Proportional to 2,547.03, 3,515.11 and 1,499.30

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Solution

The fourth proportional to 2,547.03, 3,515.11 and 1,499.30 is: 2,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.03 : 3,515.11 = 1,499.30 : x
  2. Step 2: Convert to fraction form
    2,547.03/3,515.11 = 1,499.30/x
  3. Step 3: Cross multiply
    2,547.03x = 3,515.11 × 1,499.30
  4. Step 4: Simplify right side
    2,547.03x = 5,270,204.42
  5. Step 5: Solve for x
    x = 5,270,204.42/2,547.03
  6. Step 6: Final answer
    x = 2,069.16

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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.