Home / 7,386.56-10,192.32-4,242.24

Finding the Fourth Proportional to 7,386.56, 10,192.32 and 4,242.24

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Solution

The fourth proportional to 7,386.56, 10,192.32 and 4,242.24 is: 5,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.56 : 10,192.32 = 4,242.24 : x
  2. Step 2: Convert to fraction form
    7,386.56/10,192.32 = 4,242.24/x
  3. Step 3: Cross multiply
    7,386.56x = 10,192.32 × 4,242.24
  4. Step 4: Simplify right side
    7,386.56x = 43,238,267.60
  5. Step 5: Solve for x
    x = 43,238,267.60/7,386.56
  6. Step 6: Final answer
    x = 5,853.64

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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.