Home / 2,955.04-4,432.20-1,007.20

Finding the Fourth Proportional to 2,955.04, 4,432.20 and 1,007.20

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Solution

The fourth proportional to 2,955.04, 4,432.20 and 1,007.20 is: 1,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.04 : 4,432.20 = 1,007.20 : x
  2. Step 2: Convert to fraction form
    2,955.04/4,432.20 = 1,007.20/x
  3. Step 3: Cross multiply
    2,955.04x = 4,432.20 × 1,007.20
  4. Step 4: Simplify right side
    2,955.04x = 4,464,111.84
  5. Step 5: Solve for x
    x = 4,464,111.84/2,955.04
  6. Step 6: Final answer
    x = 1,510.68

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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.