Home / 9,437.40-14,159.43-5,280.98

Finding the Fourth Proportional to 9,437.40, 14,159.43 and 5,280.98

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Solution

The fourth proportional to 9,437.40, 14,159.43 and 5,280.98 is: 7,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.40 : 14,159.43 = 5,280.98 : x
  2. Step 2: Convert to fraction form
    9,437.40/14,159.43 = 5,280.98/x
  3. Step 3: Cross multiply
    9,437.40x = 14,159.43 × 5,280.98
  4. Step 4: Simplify right side
    9,437.40x = 74,775,595.84
  5. Step 5: Solve for x
    x = 74,775,595.84/9,437.40
  6. Step 6: Final answer
    x = 7,923.33

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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.