Home / 7,477.50-10,318.95-4,335.51

Finding the Fourth Proportional to 7,477.50, 10,318.95 and 4,335.51

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Solution

The fourth proportional to 7,477.50, 10,318.95 and 4,335.51 is: 5,983.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.50 : 10,318.95 = 4,335.51 : x
  2. Step 2: Convert to fraction form
    7,477.50/10,318.95 = 4,335.51/x
  3. Step 3: Cross multiply
    7,477.50x = 10,318.95 × 4,335.51
  4. Step 4: Simplify right side
    7,477.50x = 44,737,910.91
  5. Step 5: Solve for x
    x = 44,737,910.91/7,477.50
  6. Step 6: Final answer
    x = 5,983.00

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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.