Home / 9,970.70-14,948.13-5,042.30

Finding the Fourth Proportional to 9,970.70, 14,948.13 and 5,042.30

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Solution

The fourth proportional to 9,970.70, 14,948.13 and 5,042.30 is: 7,559.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970.70 : 14,948.13 = 5,042.30 : x
  2. Step 2: Convert to fraction form
    9,970.70/14,948.13 = 5,042.30/x
  3. Step 3: Cross multiply
    9,970.70x = 14,948.13 × 5,042.30
  4. Step 4: Simplify right side
    9,970.70x = 75,372,955.90
  5. Step 5: Solve for x
    x = 75,372,955.90/9,970.70
  6. Step 6: Final answer
    x = 7,559.44

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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.