Home / 10,208.04-15,314.09-4,364.57

Finding the Fourth Proportional to 10,208.04, 15,314.09 and 4,364.57

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Solution

The fourth proportional to 10,208.04, 15,314.09 and 4,364.57 is: 6,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.04 : 15,314.09 = 4,364.57 : x
  2. Step 2: Convert to fraction form
    10,208.04/15,314.09 = 4,364.57/x
  3. Step 3: Cross multiply
    10,208.04x = 15,314.09 × 4,364.57
  4. Step 4: Simplify right side
    10,208.04x = 66,839,319.40
  5. Step 5: Solve for x
    x = 66,839,319.40/10,208.04
  6. Step 6: Final answer
    x = 6,547.71

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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.