Home / 4,307.04-5,947.02-3,130.92

Finding the Fourth Proportional to 4,307.04, 5,947.02 and 3,130.92

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Solution

The fourth proportional to 4,307.04, 5,947.02 and 3,130.92 is: 4,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.04 : 5,947.02 = 3,130.92 : x
  2. Step 2: Convert to fraction form
    4,307.04/5,947.02 = 3,130.92/x
  3. Step 3: Cross multiply
    4,307.04x = 5,947.02 × 3,130.92
  4. Step 4: Simplify right side
    4,307.04x = 18,619,643.86
  5. Step 5: Solve for x
    x = 18,619,643.86/4,307.04
  6. Step 6: Final answer
    x = 4,323.07

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Half scale
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Double scale
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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.