Home / 6,931.08-9,570.96-5,053.32

Finding the Fourth Proportional to 6,931.08, 9,570.96 and 5,053.32

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Solution

The fourth proportional to 6,931.08, 9,570.96 and 5,053.32 is: 6,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.08 : 9,570.96 = 5,053.32 : x
  2. Step 2: Convert to fraction form
    6,931.08/9,570.96 = 5,053.32/x
  3. Step 3: Cross multiply
    6,931.08x = 9,570.96 × 5,053.32
  4. Step 4: Simplify right side
    6,931.08x = 48,365,123.59
  5. Step 5: Solve for x
    x = 48,365,123.59/6,931.08
  6. Step 6: Final answer
    x = 6,978.01

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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.