Home / 6,688.26-10,031.59-1,758.28

Finding the Fourth Proportional to 6,688.26, 10,031.59 and 1,758.28

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Solution

The fourth proportional to 6,688.26, 10,031.59 and 1,758.28 is: 2,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.26 : 10,031.59 = 1,758.28 : x
  2. Step 2: Convert to fraction form
    6,688.26/10,031.59 = 1,758.28/x
  3. Step 3: Cross multiply
    6,688.26x = 10,031.59 × 1,758.28
  4. Step 4: Simplify right side
    6,688.26x = 17,638,344.07
  5. Step 5: Solve for x
    x = 17,638,344.07/6,688.26
  6. Step 6: Final answer
    x = 2,637.21

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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.