Home / 10,370.97-14,312.03-5,655.24

Finding the Fourth Proportional to 10,370.97, 14,312.03 and 5,655.24

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Solution

The fourth proportional to 10,370.97, 14,312.03 and 5,655.24 is: 7,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.97 : 14,312.03 = 5,655.24 : x
  2. Step 2: Convert to fraction form
    10,370.97/14,312.03 = 5,655.24/x
  3. Step 3: Cross multiply
    10,370.97x = 14,312.03 × 5,655.24
  4. Step 4: Simplify right side
    10,370.97x = 80,937,936.26
  5. Step 5: Solve for x
    x = 80,937,936.26/10,370.97
  6. Step 6: Final answer
    x = 7,804.28

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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.