Home / 7,557.66-10,430.07-4,371.60

Finding the Fourth Proportional to 7,557.66, 10,430.07 and 4,371.60

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Solution

The fourth proportional to 7,557.66, 10,430.07 and 4,371.60 is: 6,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.66 : 10,430.07 = 4,371.60 : x
  2. Step 2: Convert to fraction form
    7,557.66/10,430.07 = 4,371.60/x
  3. Step 3: Cross multiply
    7,557.66x = 10,430.07 × 4,371.60
  4. Step 4: Simplify right side
    7,557.66x = 45,596,094.01
  5. Step 5: Solve for x
    x = 45,596,094.01/7,557.66
  6. Step 6: Final answer
    x = 6,033.10

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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.