Home / 2,415.04-3,332.90-1,470.70

Finding the Fourth Proportional to 2,415.04, 3,332.90 and 1,470.70

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Solution

The fourth proportional to 2,415.04, 3,332.90 and 1,470.70 is: 2,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.04 : 3,332.90 = 1,470.70 : x
  2. Step 2: Convert to fraction form
    2,415.04/3,332.90 = 1,470.70/x
  3. Step 3: Cross multiply
    2,415.04x = 3,332.90 × 1,470.70
  4. Step 4: Simplify right side
    2,415.04x = 4,901,696.03
  5. Step 5: Solve for x
    x = 4,901,696.03/2,415.04
  6. Step 6: Final answer
    x = 2,029.65

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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.