Home / 7,301.04-10,075.56-4,157.28

Finding the Fourth Proportional to 7,301.04, 10,075.56 and 4,157.28

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Solution

The fourth proportional to 7,301.04, 10,075.56 and 4,157.28 is: 5,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.04 : 10,075.56 = 4,157.28 : x
  2. Step 2: Convert to fraction form
    7,301.04/10,075.56 = 4,157.28/x
  3. Step 3: Cross multiply
    7,301.04x = 10,075.56 × 4,157.28
  4. Step 4: Simplify right side
    7,301.04x = 41,886,924.08
  5. Step 5: Solve for x
    x = 41,886,924.08/7,301.04
  6. Step 6: Final answer
    x = 5,737.12

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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.