Home / 5,353.16-7,387.30-2,995.31

Finding the Fourth Proportional to 5,353.16, 7,387.30 and 2,995.31

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Solution

The fourth proportional to 5,353.16, 7,387.30 and 2,995.31 is: 4,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.16 : 7,387.30 = 2,995.31 : x
  2. Step 2: Convert to fraction form
    5,353.16/7,387.30 = 2,995.31/x
  3. Step 3: Cross multiply
    5,353.16x = 7,387.30 × 2,995.31
  4. Step 4: Simplify right side
    5,353.16x = 22,127,275.78
  5. Step 5: Solve for x
    x = 22,127,275.78/5,353.16
  6. Step 6: Final answer
    x = 4,133.50

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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.