Home / 7,898.41-10,901.51-5,386.52

Finding the Fourth Proportional to 7,898.41, 10,901.51 and 5,386.52

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Solution

The fourth proportional to 7,898.41, 10,901.51 and 5,386.52 is: 7,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.41 : 10,901.51 = 5,386.52 : x
  2. Step 2: Convert to fraction form
    7,898.41/10,901.51 = 5,386.52/x
  3. Step 3: Cross multiply
    7,898.41x = 10,901.51 × 5,386.52
  4. Step 4: Simplify right side
    7,898.41x = 58,721,160.60
  5. Step 5: Solve for x
    x = 58,721,160.60/7,898.41
  6. Step 6: Final answer
    x = 7,434.56

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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.