Home / 9,343.70-14,015.55-4,678.10

Finding the Fourth Proportional to 9,343.70, 14,015.55 and 4,678.10

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Solution

The fourth proportional to 9,343.70, 14,015.55 and 4,678.10 is: 7,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.70 : 14,015.55 = 4,678.10 : x
  2. Step 2: Convert to fraction form
    9,343.70/14,015.55 = 4,678.10/x
  3. Step 3: Cross multiply
    9,343.70x = 14,015.55 × 4,678.10
  4. Step 4: Simplify right side
    9,343.70x = 65,566,144.46
  5. Step 5: Solve for x
    x = 65,566,144.46/9,343.70
  6. Step 6: Final answer
    x = 7,017.15

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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.