Home / 7,508.47-10,351.80-6,159.14

Finding the Fourth Proportional to 7,508.47, 10,351.80 and 6,159.14

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Solution

The fourth proportional to 7,508.47, 10,351.80 and 6,159.14 is: 8,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.47 : 10,351.80 = 6,159.14 : x
  2. Step 2: Convert to fraction form
    7,508.47/10,351.80 = 6,159.14/x
  3. Step 3: Cross multiply
    7,508.47x = 10,351.80 × 6,159.14
  4. Step 4: Simplify right side
    7,508.47x = 63,758,172.51
  5. Step 5: Solve for x
    x = 63,758,172.51/7,508.47
  6. Step 6: Final answer
    x = 8,491.50

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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.