Home / 2,929.04-4,394.23-981.19

Finding the Fourth Proportional to 2,929.04, 4,394.23 and 981.19

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Solution

The fourth proportional to 2,929.04, 4,394.23 and 981.19 is: 1,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.04 : 4,394.23 = 981.19 : x
  2. Step 2: Convert to fraction form
    2,929.04/4,394.23 = 981.19/x
  3. Step 3: Cross multiply
    2,929.04x = 4,394.23 × 981.19
  4. Step 4: Simplify right side
    2,929.04x = 4,311,561.10
  5. Step 5: Solve for x
    x = 4,311,561.10/2,929.04
  6. Step 6: Final answer
    x = 1,472.01

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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.