Home / 11,547.48-17,313.99-4,880.53

Finding the Fourth Proportional to 11,547.48, 17,313.99 and 4,880.53

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Solution

The fourth proportional to 11,547.48, 17,313.99 and 4,880.53 is: 7,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.48 : 17,313.99 = 4,880.53 : x
  2. Step 2: Convert to fraction form
    11,547.48/17,313.99 = 4,880.53/x
  3. Step 3: Cross multiply
    11,547.48x = 17,313.99 × 4,880.53
  4. Step 4: Simplify right side
    11,547.48x = 84,501,447.61
  5. Step 5: Solve for x
    x = 84,501,447.61/11,547.48
  6. Step 6: Final answer
    x = 7,317.74

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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.