Home / 7,526.74-10,386.05-4,168.70

Finding the Fourth Proportional to 7,526.74, 10,386.05 and 4,168.70

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Solution

The fourth proportional to 7,526.74, 10,386.05 and 4,168.70 is: 5,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.74 : 10,386.05 = 4,168.70 : x
  2. Step 2: Convert to fraction form
    7,526.74/10,386.05 = 4,168.70/x
  3. Step 3: Cross multiply
    7,526.74x = 10,386.05 × 4,168.70
  4. Step 4: Simplify right side
    7,526.74x = 43,296,326.64
  5. Step 5: Solve for x
    x = 43,296,326.64/7,526.74
  6. Step 6: Final answer
    x = 5,752.33

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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.