Home / 7,477.70-10,318.02-4,333.28

Finding the Fourth Proportional to 7,477.70, 10,318.02 and 4,333.28

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Solution

The fourth proportional to 7,477.70, 10,318.02 and 4,333.28 is: 5,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.70 : 10,318.02 = 4,333.28 : x
  2. Step 2: Convert to fraction form
    7,477.70/10,318.02 = 4,333.28/x
  3. Step 3: Cross multiply
    7,477.70x = 10,318.02 × 4,333.28
  4. Step 4: Simplify right side
    7,477.70x = 44,710,869.71
  5. Step 5: Solve for x
    x = 44,710,869.71/7,477.70
  6. Step 6: Final answer
    x = 5,979.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.