Home / 7,497.15-10,347.40-4,472.46

Finding the Fourth Proportional to 7,497.15, 10,347.40 and 4,472.46

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Solution

The fourth proportional to 7,497.15, 10,347.40 and 4,472.46 is: 6,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.15 : 10,347.40 = 4,472.46 : x
  2. Step 2: Convert to fraction form
    7,497.15/10,347.40 = 4,472.46/x
  3. Step 3: Cross multiply
    7,497.15x = 10,347.40 × 4,472.46
  4. Step 4: Simplify right side
    7,497.15x = 46,278,332.60
  5. Step 5: Solve for x
    x = 46,278,332.60/7,497.15
  6. Step 6: Final answer
    x = 6,172.79

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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.