Home / 9,430.80-14,150.70-6,312.30

Finding the Fourth Proportional to 9,430.80, 14,150.70 and 6,312.30

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Solution

The fourth proportional to 9,430.80, 14,150.70 and 6,312.30 is: 9,471.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.80 : 14,150.70 = 6,312.30 : x
  2. Step 2: Convert to fraction form
    9,430.80/14,150.70 = 6,312.30/x
  3. Step 3: Cross multiply
    9,430.80x = 14,150.70 × 6,312.30
  4. Step 4: Simplify right side
    9,430.80x = 89,323,463.61
  5. Step 5: Solve for x
    x = 89,323,463.61/9,430.80
  6. Step 6: Final answer
    x = 9,471.46

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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.