Home / 9,535.51-13,159.02-5,343.76

Finding the Fourth Proportional to 9,535.51, 13,159.02 and 5,343.76

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Solution

The fourth proportional to 9,535.51, 13,159.02 and 5,343.76 is: 7,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.51 : 13,159.02 = 5,343.76 : x
  2. Step 2: Convert to fraction form
    9,535.51/13,159.02 = 5,343.76/x
  3. Step 3: Cross multiply
    9,535.51x = 13,159.02 × 5,343.76
  4. Step 4: Simplify right side
    9,535.51x = 70,318,644.72
  5. Step 5: Solve for x
    x = 70,318,644.72/9,535.51
  6. Step 6: Final answer
    x = 7,374.40

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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.