Home / 9,813.18-13,547.21-7,570.02

Finding the Fourth Proportional to 9,813.18, 13,547.21 and 7,570.02

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Solution

The fourth proportional to 9,813.18, 13,547.21 and 7,570.02 is: 10,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.18 : 13,547.21 = 7,570.02 : x
  2. Step 2: Convert to fraction form
    9,813.18/13,547.21 = 7,570.02/x
  3. Step 3: Cross multiply
    9,813.18x = 13,547.21 × 7,570.02
  4. Step 4: Simplify right side
    9,813.18x = 102,552,612.79
  5. Step 5: Solve for x
    x = 102,552,612.79/9,813.18
  6. Step 6: Final answer
    x = 10,450.50

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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.