Home / 4,470.40-6,700.73-1,870.30

Finding the Fourth Proportional to 4,470.40, 6,700.73 and 1,870.30

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Solution

The fourth proportional to 4,470.40, 6,700.73 and 1,870.30 is: 2,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.40 : 6,700.73 = 1,870.30 : x
  2. Step 2: Convert to fraction form
    4,470.40/6,700.73 = 1,870.30/x
  3. Step 3: Cross multiply
    4,470.40x = 6,700.73 × 1,870.30
  4. Step 4: Simplify right side
    4,470.40x = 12,532,341.82
  5. Step 5: Solve for x
    x = 12,532,341.82/4,470.40
  6. Step 6: Final answer
    x = 2,803.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.