Home / 10,397.57-14,348.63-5,617.51

Finding the Fourth Proportional to 10,397.57, 14,348.63 and 5,617.51

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Solution

The fourth proportional to 10,397.57, 14,348.63 and 5,617.51 is: 7,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.57 : 14,348.63 = 5,617.51 : x
  2. Step 2: Convert to fraction form
    10,397.57/14,348.63 = 5,617.51/x
  3. Step 3: Cross multiply
    10,397.57x = 14,348.63 × 5,617.51
  4. Step 4: Simplify right side
    10,397.57x = 80,603,550.68
  5. Step 5: Solve for x
    x = 80,603,550.68/10,397.57
  6. Step 6: Final answer
    x = 7,752.16

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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.