Home / 7,386.76-10,203.45-5,476.45

Finding the Fourth Proportional to 7,386.76, 10,203.45 and 5,476.45

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Solution

The fourth proportional to 7,386.76, 10,203.45 and 5,476.45 is: 7,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.76 : 10,203.45 = 5,476.45 : x
  2. Step 2: Convert to fraction form
    7,386.76/10,203.45 = 5,476.45/x
  3. Step 3: Cross multiply
    7,386.76x = 10,203.45 × 5,476.45
  4. Step 4: Simplify right side
    7,386.76x = 55,878,683.75
  5. Step 5: Solve for x
    x = 55,878,683.75/7,386.76
  6. Step 6: Final answer
    x = 7,564.71

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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.