Home / 5,346.07-7,377.63-2,988.37

Finding the Fourth Proportional to 5,346.07, 7,377.63 and 2,988.37

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Solution

The fourth proportional to 5,346.07, 7,377.63 and 2,988.37 is: 4,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.07 : 7,377.63 = 2,988.37 : x
  2. Step 2: Convert to fraction form
    5,346.07/7,377.63 = 2,988.37/x
  3. Step 3: Cross multiply
    5,346.07x = 7,377.63 × 2,988.37
  4. Step 4: Simplify right side
    5,346.07x = 22,047,088.16
  5. Step 5: Solve for x
    x = 22,047,088.16/5,346.07
  6. Step 6: Final answer
    x = 4,123.98

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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.