Home / 9,248.74-12,762.70-5,270.29

Finding the Fourth Proportional to 9,248.74, 12,762.70 and 5,270.29

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Solution

The fourth proportional to 9,248.74, 12,762.70 and 5,270.29 is: 7,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248.74 : 12,762.70 = 5,270.29 : x
  2. Step 2: Convert to fraction form
    9,248.74/12,762.70 = 5,270.29/x
  3. Step 3: Cross multiply
    9,248.74x = 12,762.70 × 5,270.29
  4. Step 4: Simplify right side
    9,248.74x = 67,263,130.18
  5. Step 5: Solve for x
    x = 67,263,130.18/9,248.74
  6. Step 6: Final answer
    x = 7,272.68

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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.